Tuesday, June 4, 2019
Reconciliation Of Autonomy And Legitimate Authority Philosophy Essay
Reconciliation Of Autonomy And Legitimate Authority Philosophy EssayPolitical thought is deeply divided about the birth amongst the unmarried and the companionship. The problem of the reconciliation of indecorum and legitimate sanction is a chaste one. Either I possess and am obliged to hold my pledge or I am non. Either I am totally part of my community and am obliged to serve it or I am non. Nobody ever doubted that in order to submit to some sort of authority it is necessary to render some of a soulfulnesss personal autonomy2. However, m all theorists argue that autonomy and the affair to obey someones commands nates never co-exist. The greatest supporter of this contradict surrounded by authority and autonomy among the years has been Robert capital of Minnesota Wolff. In his work In Defense of Anarchism he has insisted that at that place atomic number 50 never be a resolution between the conflict of autonomy and authority and that the b atomic number 18ly mer elyifiable governmental system in virtue of autonomy is anarchism. But what exactly do these notions mean and how far is it true that the twain theories can never be compatible?The Issue of AutonomyAutonomy is the make up of a person to be free and the ability to choose his own natural military actions without every constraints. For Wolff the fundamental assumption of moral philosophy is that men are responsible for their actions3. This tariff means that a person should be responsible for taking the nett decision for what she should do. Therefore, the autonomous person being autonomous does not accept commands from anyone and does not recognize any authority over him by anyone. His acts are ground on his independent assessment of the situation and on nobody elses orders has a self-regulating capacity and has a affair to take control of ones conduct. This debt instrument of action means that quite a little are metaphysically free and therefore the maintenance of autonomy i s a duty. Non-interference is the most beta element in semipolitical autonomy. In particular, Gaus specifies that the fundamental liberal principle is that all interferences with action stand in need of justification4. The brain of individual liberty for anarchists is inseparable fused with the theological doctrine that man has free volition and can chose replete(p) or evil. Bakunin5defined freedom as following ones own reason and understanding justice. Therefore, constabulary is jilted by anarchists because it is based on a false conception of free volition and it usurps individual reason and morality. How far this claimment is correct get out be discussed later.The Issue of Political ObligationThe central concept of political science is that of the state6. State legitimacy (or authority) is viewed as the logical correlate of the stipulation of citizens to obey the impartiality (or the state). This obligation is usually referred to as political obligation. Several ques tions arise from the end of political obligation such as whether there is genuinely a starring(predicate) facie obligation to obey the rules or why should we obey the integrity in general. However, this analysis is not the purpose of this essay and therefore these issues will not be further analyzed.An obligation is a requirement or duty to act in a particular way. The possession of a right usually places someone else under an obligation to uphold or respect that right7. The plainly theorists who are willing to reject completely the notion of political obligation are philosophical anarchists who insist on absolute respect for autonomy. Political obligation is a presumptive moral duty placed upon all(prenominal) and every individual in a given territory to obey all the laws enacted by the political institutions ruling the country. Political and legal institutions are coercive institutions. Authority is the right to command, namely to order and therefore the right to be obeyed8 it is the right to tell someone what to believe and how to act.The ConflictTheorists who support the conflict between autonomy and authority base their view on the fact that freedom is subordinated to an authority which creates regulations meant for protecting the bigger society. Therefore, people have to follow certain organizational ethics which may not be similar to their personal ethics. In order to have autonomy, individuals would just have to resort to choosing a company which holds value similar to their own. Taking state means fashioning the lowest decision about what to do, therefore there is no such thing as a command for the autonomous person. Political authority runs along with obligation to obey its rules, to follow it and disregard free will. But is this really true? There is a claim that political authority aims to impose its own judgement upon ours and that is illegitimate. When our judgment is incompatible with the law and so, there is no obligation to obey t he law and therefore, there can be no authority upon us. As long as a man fulfills his obligation to make himself the author of his decisions he will not accept any authority over him therefore, he will deny that he has a duty to obey the laws of the state simply because they are the laws.It has been verbalize that we have the capacity to choose how to act. Still, this is not enough for one to take responsibility for his actions. Obligation to take responsibility for ones actions does not derive from the actors freedom of choice. unless because the actor has the capacity to reason about his choices can be said that he is held under a continuous obligation to take responsibility for them. For Kant moral autonomy is a combination of freedom and responsibility9. Hence a responsible person is bound by any moral constraints he entirely should be the judge of them. It is possible to listen to the advice of others but in the end he will make the decision on his own by making sure for hi mself that it is a good advice10. Therefore, there may be moral reasons for obeying the law but this does not imply a duty to obey the laws just because they are the laws. It rather shows a prima facie duty to obey the laws like that of keeping promises.The Anarchists ArgumentFollowing the neo-Kantian argument that people have a responsibility and a duty to act autonomously, political obligation is consistently illegitimate because it claims to replace any individual judgment. Kant supported that private judgment is more important than anything else and the welfare of single individuals should be above the need for some sort of authority. Based on this argument Robert Wolff in his work In Defense of Anarchism analyses the issue of how can moral autonomy ever be made compatible with political authority. He concludes that no comprehensive claim to political authority can be reassert since it is incompatible with the requirement to act autonomously. Therefore according to Wolff, auton omy and political authority are genuinely incompatible. Yet, Kant himself does not imply in his use of the word autonomy any denial of the authoritativeness of the law. Wolff believes that the most appropriate model of society is where there are mutual agreements between individuals who are doing something because they intrinsic to do it and not by submitting to authority.Anarchism opposes the belief that authority and hierarchy are necessary in social relationships and argues for a society where authority and hierarchy are not needed. The most basic distinction between anarchist theories is that between a priori anarchism, which maintains that all possible states are morally illegitimate and a posteriori anarchism, which maintains that while all existing state are illegitimate this is not because it is impossible for there to be a legitimate state11. There are two forms of anarchism. Political anarchism is divided into anarcho-collectivism, which focuses on the basic criteria of justice such as equality, fraternity and solidarity, and anarcho- individualism supports individual sovereignty and insists that no institution is authorize to compel individual freedom. On the other hand philosophical anarchism does not altogether attack the state but follows the view that the very idea of legitimate political authority is inexistent. Therefore, no human being can rightfully exercise any authority over another individual and everyone should act based on their assessment of the situation. Wolffs philosophical anarchism supports that no authority possessed by a de facto authority is legitimate and therefore there is no way to establish any political obligation12.Anarchists attack the idea of legitimate authority in order to satisfy the statement of no compatibility. Wolffs version of philosophical anarchism is a good example of a priori anarchism. Wolff maintains that the authority which states must exercise is inconsistent with the autonomy of individuals that a ny legitimate state would have to respect13. They would have to comply with the law because it is the law but when someone complies with the law because it is the law then he forfeits his moral freedom the liberty that each of us has to make his own brainpower about what he ought to do. Hence, the concept of a de jure legitimate state would appear to be vacuous14. Anarchist judgments of state illegitimacy are typically interpreted to entail that subjects of those illegitimate states have no political obligations. fit inly, all subjects of all states are at moral liberty to treat laws as non-binding and governments as non-authoritative15. Anarchists touch on the conclusion that no government can be legitimate. Either we must be anarchists, or we must surrender our autonomy to whatever authority seems ruff at the moment. On Wolffs view contractual democracies are legitimate states but they gain their legitimacy by means of their citizens sacrifice of their autonomy. Henry Thoreau insisted that no individual should sacrifice his or her conscience to the judgment of politicians, pick out or otherwise. This position denies that government can ever exercise rightful authority over the individual. In fact for Wolff no government is inherently or a priori better than another one, therefore, there is no reason why people should prefer a republic to a dictatorship. In either case they lose their autonomy16. However, this view is not supported by everyone.As mentioned above doing something because it is the law (like arguing for a prima facie obligation to obey the law) is not sufficient reason of devotion. Then how about democracy? In a democratic society the citizen is both law giver and law maker, therefore autonomy is preserved as it is the citizen who authorizes the laws to which later he is required to submit to17. Wolff claims that democracy has no claim in the conflict because the person who sustains himself in the minority rejects the alternative when h e voted to find it forced upon him by a superior power. His will to be autonomous is frustrated because the will of the majority is placed upon him. However, the individual may recognize a moral obligation to obey the law but consider it to be a prima facie obligation. Since he reserves to himself in every case the decision whether the prima facie obligation is conclusive, then it can be said that he has reserved to himself the final decision as to whether to cooperate18.On the other hand, Robert Nozick in his work Anarchy, State and Utopia welcomes an argument in favour of a minimal state particular to the narrow functions of protection against theft, fraud, enforcement of contracts, and so on. When a State takes on more responsibilities than these, Nozick says, rights will be violated.In an efforttomake a case forthe idea of a minimal State, Nozick illustrates that the minimalist State arises naturally from anarchy and that any expansion of State powerbeyond this minimalist thresh old is unjustified.Legitimate authority and political obligation are considered to be two sides of the same coin. For a state to be legitimate means that it has the right to issue and enforce directives. However, this is only possible if citizens are under a political obligation. As Simmons stated, if citizens do not have a prima facie obligation to obey the law then their governments do not have a right to promulgate and enforce it19. However, it does not follow that when a person is under political obligation that he should always obey the law. If this political obligation is prima facie then, does not this mean that moral considerations should always be taken into account when assessing the right course of action? If this is acceptable then there is not necessarily a conflict between political obligation and free will as a person must take into account his own considerations. One can have strong moral reasons for complying with directives issued by his government without owing an y obligations to that government. But if we remember that political obligation does not exist then what follows?A person can have moral constraints but as an autonomous man he should be the one deciding on these constraints. For example he can do what someone tells him but not because he told him he must not submit to the will of others. In the same sense he may obey the law but not because it is the law20. The duty to support the terra firma implies a state of servitude which essentially is the requirement to obey commands, the nature of which is not known at the time the obligation is set outn21. John Stuart Mill in his work On Liberty asserted that the only purpose for which power can rightfully be exercised over any member of a civilised community against his will is to prevent harm to other22. In Mills view the law has no right to interfere with self-regarding actions in his realm individuals are entitled to exercise unrestrained liberty. Lord Acton in his essays stated that liberty alone demands for its realization the limitation of public authority, for liberty is the only object which benefits all similar and provokes sincere opposition. Of course he was not an anarchist and this distinction is obvious as he speaks of limiting authority an anarchist would speak of abolishing authority.When Wolff says constrained only by the dictated of his own will he means bound only by any prior commitments. Bakunin, an anarchist, stresses that the absence of any restraints or interferences is essential to liberty that a persons human right consist in not obeying any other human being and not allow his actions to be unflinching by anyone but his own convictions23. For him the state is the evil but it was historically necessary. Socrates suggested that there is a need to obey the commands (laws) of the polis. The commonwealth made Socrates free and he was arguing that he had a duty not to destroy or injure institutions which had made him free. However, even if th e state made him free some tractability is required by an institution in order for the individual to learn making the right choices and look for alternatives. Socrates argued that the duty to be autonomous and take responsibility for our actions does not abrogate our duty to be loyal to the state. Instead, our duty of loyalty to the laws is valid only if our duty to be autonomous is. However, as long as the sphere of authority expands, liberty is necessarily constrained. Authority can be seen as a threat to reason and critical understanding since it demands unconditional, unquestioning obedience24.The critics and a solution to the problemThere are a number of critics who have argued that there is no necessary conflict between autonomy and authority. According to these critics, a morally autonomous individual takes responsibility for his actions by entering a reflective process in which he takes the final decision. But, individuals can quench do this and then decide that they ought to follow the legitimate authorities. Therefore, there is no necessary conflict between the two.Plamenatz argued about a solution of the conflict25. He gave a modern version of fancy as justification of political obligation. More concretely, he argued that in voting people consent to obey whoever is elected and that a vote constitutes a promise of obedience to the next government. Therefore, basically he argued for free will in deciding who to vote and taking responsibility of actions by accepting the result of the voting. An argument against this theory would be that it is irrational to consent in advance to whatever a government might do unless it was strictly specified in a manifesto whose terms would not be exceeded26. By accepting the democratic system Plamenatz argues people in like manner undertake the obligation to obey a government they have not voted for. Some could argue that it would be better to have free conscience rather than voting. The consent theory tries to mak e political obligation a result of free choice but then it over-interprets our act as voters to fill us with immense moral obligations27.Joseph Raz argues than an individual could have a duty to obey the law without having been bound himself to obey it. He argues that a person would have a duty to obey the law if it is most likely that he would do what he ought by obeying the law rather than following his independent judgment28. However, by doing this it is not necessarily taking responsibility of his action but rather following someone else abdicated responsibility for his own actions29. Individuals should act autonomously and since obeying someone else means he sees himself and his actions as someone elses responsibility, then someone would assume that no one could have a duty to obey anyone else.On the other hand, it could be argued that, this argument is not entirely correct. While someone obeying the law in this way is not exactly acting autonomously in doing so he may act res ponsibly. Although the individual does not judge for himself what the right thing to do is, he may judge if he should obey the law because by doing that he will be able to come closer to doing what he ought to do. Therefore, one could conclude that, a responsible subject follows the law not only for moral reasons but also as a result of his own deliberation30. Wolff, as well as other anarchists, would argue that by acting against your own evaluations is like doing what you believe to be wrong and that is impermissible. However, since any judgment about what to do rely on judgments about the likely consequences of ones possible actions, one may regard others as more competent than oneself at determining the consequences. Since he regards other evaluations better than his own then, one may reasonably act on these instead of his own. Therefore, it is valid for an individual to obey someone elses dictates (i.e. the states) when they conflict with his own judgment. Otherwise, would it m ean that when there is a clash between the demands of the state and the private interests or moral convictions of the people that disobedience should occur31?Rawls in his work A theory of Justice he stated that sometimes civil disobedience may be justified since it depends upon the theory of political obligation32. There is an obligation to support just and efficient institutions which arises from our voluntary acts. Rawls assumes the social contract as a basis of political obligation and expresses that principles of justice should be those which free and rational men would agree to in an original position of equal liberty. Civil disobedience is non-violent and is justified as an attempt addressed to those holding the political power to correct any injustice. The exercise of authority is only appropriate when exercised in accordance with a composition capable of being reasonably endorsed by the citizens.So can moral autonomy be compatible with political authority? Can the conflict be resolved and a solution be found? Since authority is the right to command and be obeyed and autonomy is the capacity to self-regulate ones actions there seems to be no compatibility between them. For Rousseau, human beings want to be free but at the same time they want the benefits of living in a society. But is it possible to find a form of association that defends and protects with all common forces the person and goods of each associate and by means of uniting with all, nevertheless obeys only himself and remains as free as before?33 For Rousseau his theory of Social Contract is a solution for this conflict. Since the whole citizen is the sovereign it cannot have any interests contrary to the interests of the individuals who comprise it.34Jeffrey Reiman in an attempt to prove Wolff wrong by arguing for the legitimacy of classical democracy, he also supports the social contract argument. Classical anarchists such as Proudhon, Bakunin and Kropotkin rejected the claims of politic al obligation however, they recognized that a healthy society demands sociable, cooperative and respectful behaviour from its members35. Jean-Jacques Rousseau viewed democracy as the most important means through which humans can achieve freedom or autonomy in the sense of obedience to a law one subscribes to oneself36. He insisted that citizens are only free when they participate directly and continuously in their communities. Individuals are only free when they make the laws which they obey.Is the conflict and repugnance real?In conclusion, it appears that when autonomy is the duty of free will and responsibility of actions and political obligation is the duty to obey the law and therefore the obligatory imposition of rules upon citizens, there can be no co-existence between the two. By being autonomous it means to not accept any form of authority upon you and therefore no authority can be seen to be legitimate. Although, anarchists support this idea, many theorists are of the vie w that there can be compatibility between the two even if a level of autonomy of necessity to be sacrificed in order to accept authority and ensure security. If a state was not necessary then it would not have been created since every state is the creation of man. Political obligation is only a theory developed in order for a state to exist and function in a proper way. When even the greatest supporters of the conflict between the two theories such as Wolff depart from this long-supported theory of antinomy37it seems difficult to support this anarchistic view of incompatibility and it is considered as an over-exaggeration of the issue.
Monday, June 3, 2019
Factors for MRI Image Quality
Factors for MRI Image boreTitle MRI Image QualityTABLE OF CONTENTS1.0 INTRODUCTION2.0 SIGNAL TO NOISE RATIO (SNR)Figure 13.0 CONTRAST TO NOISE RATIO (CNR)4.0 RESOLUTION AND SCAN TIME5.0 THE every(prenominal)iance BETWEEN MRI PARAMETERS AND IMAGE QUALITYTable 1 MRI controversys trade-offs (Proprofs.com, 2015)6.0 CONCLUSIONREFERENCES1.0 INTRODUCTIONImage quality is the most important element in imaging radiography. According to Courses Washington Education, (2015) kitchen stove quality must be assessed on the basis of second-rate performance of some task of interest by some observer or decision maker. It was stated that witness quality must be defined in terms of a task on what information to be retrieved from an image and the observer on how the information will be extracted from the image.Since MRI image is a digital image, it is greatly depends on image secern and its spatial characteristics. Nevertheless, one of the disadvantages of this flexibility is a greater difficulty in terms of the choice of recordning parameters. In general skip season argon not negligible and there is a certain tendency towards artefact. However, the most fundamental limitation in MRI is the signal-to noise ratio (SNR) which is helpless upon the hardware, mostly the main field strength and radiofrequency (RF) loops, upon the relaxation properties of tissue and upon the choice of sequence parameters. Good image quality depends upon making good scanning parameter choices (McRobbie, 2007).2.0 SIGNAL TO NOISE RATIO (SNR)The signal to noise ratio can be defined as the ratio of the amplitude of the signal received to the average amplitude of the noise whereas the signal is the voltage induced in the receiver coil by the precession of the net magnetic vector in the thwartwise plane (Westbrook et al. 2011, pp.104).Noise can be defined as an undesirable backgroundinterferenceor disturbance that asks image quality (Mr-tip.com, 2015). According to Weber (2015), noise is caused b y devil factors which are the electromagnetic noise in the body due to movement of charged particles and small anomalies in the measurement electronics, which depends on the size of the RF coil and the bandwidth of the pulse sequence.In addition, noise occurs at all frequencies and is also random in time and space. On the other hand, the signal is cumulative, and occurs at time TE, depends on m all factors and it can be altered. The signal is therefore can be changed in relation to the noise. change magnitude the signal increases the SNR, while change magnitude the signal decreases the SNR. Therefore, any factor that affects the signal amplitude in gives effect to the SNR. The factors that affect the SNR include magnetic field strength, the proton density, voxel volume, repetition time (TR), echo time (TE), flip angle, public figure of excitations (NEX), receive bandwidth and coil type (Westbrook et al. 2011, pp.104).According to McRobbie in his book, MRI from Picture to Proton (2007), images with a poor SNR will appear fuzzy. An important aspect of image optimisation is to certify that there is a high enough SNR for the images to be diagnostically valuable yet scummy SNR may result in losing small details or the obscuring of subtle contrast changes. Therefore, contrast to noise ratio (CNR) is ceaselessly taken into consideration in the aspect of image quality.Figure 1 Increasing the base resolution will increase the image quality. However, increase the resolution more than the acceptable range will produce grains in the image due to low SNR and reducing it will produce a blurry image due to high SNR. Increasing basic resolution will result in prolonged time. (Image adapted from Mrimaster.com, 2015)3.0 CONTRAST TO NOISE RATIO (CNR)CNR can be defined as a measure to assess the ability of an imaging procedure to let clinically useful image contrast. However, the image contrast itself is not precise enough to qualify an image, because in a noisy image i t is uncertain where the contrast originates. It depends on two factors either due true tissue contrast, or it may be due to noise fluctuations. The human ability to distinguish amidst objects is proportional to contrast, and it decreases linearly with noise (KTH, 2015).By improving CNR the perception of the distinct differences between two clinical areas of interest will be increased. In a simple word, acontrasttonoiseratio is a summary ofSNRandcontrast. It is the difference inSNRbetween two relevant tissue types (Mr-tip.com, 2015).CNR is controlled by the same factors that affect SNR. However, it is considered as the most critical factor modify image quality (scrsl.weebly.com, 2015).4.0 RESOLUTION AND SCAN TIMEIn MRI imaging, the scan time is advisable to be as short as possible. This is because the lifelong the patient lies on the table the more likely it is that they will move. Moreover, if the patient has moved during the scan, the image produced will have a great SNR (Westb rook et al. 2011).The minimum scan time in MRI imaging is affected by TR, matrix size and NEX while the spatial resolution is determined by matrix size, FOV and separatrix thickness. By increasing matrix size or decreasing FOV and slice thickness increases spatial resolution at the expense of either decreased signal/noise ratio or increased scan time. In order to obtain images of high resolution with high signal-to-noise requires longer scan times. All of the scan parameters affect signal-to-noise ratio. However, the signal within an image can be enhanced either by increasing TR, FOV, slice thickness and NEX or by decreasing TE and matrix size. The most direct way to increase signal is by increasing NEX, but increasing NEX from two to four which doubles the scan time, increases the signal by only the square root of two. Lastly, TE does not affect scan time however, it does determine the maximum turn of events of slices in multi-slice mode. Increasing the TE or shortening TR decre ases the number of slices that can be obtained with one pulse sequence (Spinwarp.ucsd.edu, 2015).5.0 THE RELATIONSHIP BETWEEN MRI PARAMETERS AND IMAGE QUALITYAn image that is obtained in a short scan time, with a good spatial resolution and high SNR is preferable yet is hardly to achieve as increasing one factor certainly concentrates one or both of the other two (Westbrook et. al, 2011).Trade-offsexists when changing imaging parameters to obtain the best images possible. For instance, the SNR, resolution, and acquisition time, are all interconnected. Changing one will affect the others. It is important to decide what factors are more important for an mental testing of a particular body part, patient and hazard abnormality.For example, when looking at the pituitary or cranial nerves, some SNR may need to be less considered or use longer acquisition time to improve the spatial resolution. However, in a claustrophobic of patient in pain who may be moving around, both resolution and SNR for the shortest possible interrogative time need to be considered to produce better image quality and preventing motion artefact (Ballinger, 2015). Thetable below summarizes the trade-offs in MRI between SNR, resolution, time, maximum number of slices and distance covered.Table 1 MRI parameters trade-offs (Proprofs.com, 2015)6.0CONCLUSIONIn conclusion, the quality of an MR image depends on several factors which include the spatial resolution and image contrast, SNR and CNR and also artefacts. An MR examination is cooperation between scan time and image quality and its sequence parameters will have to be optimized in function of the organs and pathology.Moreover, the signal intensities and contrast are determined by the timing parameters TR and TE and also the flip angle. Besides, to produce a good image in MRI the scan time should always be as short as possible to avoid patient movement by using the shortest TR possible, select the coarse matrix possible and reduce the NEX to a minimum.REFERENCESBallinger, J. (2015).Trade offs Radiology Reference Article Radiopaedia.org. online Radiopaedia.org. ready(prenominal) at http//radiopaedia.org/articles/trade-offs Accessed 3 May 2015.Barrett, H. and Myers, K. (2004).Foundations of image science. Hoboken, NJ Wiley-Interscience.Courses Washington Education, (2015).Image Quality. online Available at http//courses.washington.edu/bioen508/Lecture1_partC.pdf Accessed 30 Apr. 2015.KTH, (2015).Point col Function. online Available at http//medim.sth.kth.se/6l2872/F/F9.pdf Accessed 30 Apr. 2015.McRobbie, D. (2007).MRI from picture to proton. Cambridge, UK Cambridge University Press.Mrimaster.com, (2015). MRI resolution and image quality how to manipulate mri scan parameters. online Available at https//mrimaster.com/index.4.html Accessed 4 May 2015.Mr-tip.com, (2015).MRI Database Contrast to Noise Ratio. online Available at http//www.mr-tip.com/serv1.php?type=db1dbs=Contrast+to+Noise+Ratio Accessed 30 Apr. 2015.Mr-t ip.com, (2015).MRI Database Magnetic Resonance Imaging MRI. online Available at http//www.mr-tip.com/serv1.php?type=db1dbs=Magnetic Resonance Imaging MRI Accessed 28 Apr. 2015.Mr-tip.com, (2015).MRI Database Noise. online Available at http//www.mr-tip.com/serv1.php?type=db1dbs=Noise Accessed 30 Apr. 2015.Nde-ed.org, (2015).Image Considerations. online Available at https//www.nde-ed.org/EducationResources/CommunityCollege/Radiography/TechCalibrations/imageconsiderations.htm Accessed 30 Apr. 2015.Proprofs.com, (2015).Flashcards Table on MRIImaging Parameters. online Available at http//www.proprofs.com/flashcards/tableview.php?title=mriimaging-parameters Accessed 3 May 2015.scrsl.weebly.com, (2015).Parameters and Trade-offs. online Available at http//scrsl.weebly.com/uploads/5/1/3/0/5130772/magnetic_resonance_imaging_6parameters__trade_offs.ppt Accessed 30 Apr. 2015.Spinwarp.ucsd.edu, (2015). online Available at http//spinwarp.ucsd.edu/neuroweb/Text/br-100.htm Accessed 3 May 2015.Spi nwarp.ucsd.edu, (2015). online Available at http//spinwarp.ucsd.edu/neuroweb/Text/br-100.htm Accessed 3 May 2015.UChicago, (2015).How does MRI work?. online Available at http//wiki.ci.uchicago.edu/pub/HNL/DifficultQuestion/howdoesmriwork.pdf Accessed 30 Apr. 2015.University of Bergen, (2015).Contrast (CNR) in MRI. online Available at https//wikihost.uib.no/mriwiki/images/5/5c/MRCourseLectures_Oct2011_ContrastTheory.pdf Accessed 30 Apr. 2015.Weber, D. (2015).MRI Quality. online Psdlw.users.sourceforge.net. Available at http//psdlw.users.sourceforge.net/career/dweber_docs/mri_quality.html Accessed 30 Apr. 2015.Westbrook, C. and Kaut-Roth, C. (2011).MRI in practice. Oxford Blackwell Science.1
Sunday, June 2, 2019
I am going to discuss is Kindertransport and my own piece The adoption :: Drama
I am going to discuss is Kindertransport and my own writing The adoptionDanielle Grennan may2003 Performance Evaluation===============================================The work I am going to discuss is Kindertransport and my own pieceThe adoption. I saw Kindertransport in October 2002 at theRedbridge Drama Centre my own piece was devised and performed in May2003 also at the Redbridge Drama Centre. Both pieces have very similarthemes astir(predicate) mother and daughter relationships and the difficulty ofgiving children away. Although both pieces are cook in differentperiods of prison term. The theme of mother and daughter relationship is notvery comprehensible so it is quite hard to act.My contribution to The adoption was the part of the daughter, ClareAndrews, I had to be very aware of what a child of 11 would of feltlike finding out she was adopted and had been lied to by the main soul in her life. It was quite a difficult part to play and Ipersonally feel I did not do it justic e partly because of the time wehad to prepare the piece and I did not learn the part as much as Iwould of liked to.I looked for articles on the Internet or so mothers who have losttheir daughters as part of my presentation. I also played a clip fromBuffy the vampire slayer showing this issue. I found many articlesabout this subject and they helped me to understand the emotions andanxieties of mothers who have lost their daughters. I think it didsupport our piece because by giving it more realistic feelings andemotions felt by mothers.Our piece was set in the modern day and Kindertransport was set inthe 1930s and modern day. Both pieces were about having to give yourdaughters away for various reasons.In Kindertransport, overdue to the historical background, the mother hadto give her child away for its own safety because it was the time ofthe Holocaust. In our piece the mother had to give her daughter awaybecause of her mount up and her parents. But in both pieces both motherscome back for their daughters and they chose to stay with theiradoptive mothers.The characters in our piece were just general middle class pile inmodern times dealing with this hard but common issue. The charactersin Kindertansport were very different, the real mother and daughterare Jewish German citizens trying to escape the Jewish persecutionsand the adoptive mother and the daughters daughter are just modernday middle class people similar to the characters in our piece. Thiswas shown by accents for the different nationalities.
Saturday, June 1, 2019
The Use of Anabolic Steroids in Society Today Essay -- Papers Sports A
The Use of Anabolic Steroids in Society TodayThe use of steroids in our society today is very common, that is with prescription. only when that is not the kind of steroids I am talking about, I am talking about Anabolic Steroids. Anabolic steroids are a very subtle issue in the world of sports today. Even though the side effects are life threatening, men and woman alike continue to submit their bodies to this misappropriated drug. Anabolic steroids are taken either through pills or injected directly into the blood stream with a needle. In 1994, 1,084,000 Americans, or 0.5 percent of the adult population, tell that they had use anabolic steroids, according to the Substance Abuse and Mental Health Services Administrations National Household Survey on drug Abuse. Under Federal Law it is illegal to possess or distribute anabolic steroids for nonmedical uses. However, heavy demand has generated a black market with estimated sales of up to $400 million a year, according to a NIDA Rese arch Report, Anabolic Steroids A Threat to Body and Mind (NIDA July/August1997). Anabolic steroids are drugs derived from the male ductless gland testosterone. They promote muscle growth and increase lean body mass. Although anabolic steroids have many approved medical uses, some athletes and others seeking to improve cognitive operation and physical appearance abuse them. These nonmedical uses are illegal and carry many health hazards. There are many signs that one can look for in a person who is suspected of using Anabolic Steroids. There is dramatic gain in weight and muscle mass over a in brief period of time (NIDA September1997). Another is severe acne. Others could be water retention, baldness or hair loss, even in the worst cases severe and sometimes uncivilized mo... ...nry no knows steroids are not worth the risk. I am here to tell people and especially young people that yes it can happen and yes it ordain happen to you (Mask p.1-2)BibliographyReferencesAnabolic Steroid Use. (1997, September). NIDA Capsule Series, http//www.drug-abuse.com/information/anabolicsteroid/steroid1.html.Questions and Answers About Anabolic Steroids. (1997, July/August). vol.12, http//www.nida.hih.gov/NIDA_Notes/NNVol12N4QASteroids.htmlMask, Dr. Allen. (1996, July). Steroid Abuse (9 paragraphs). WRAL OnLine.Ullis, Dr. Karlis. Journal of the American Medical Association. 1999 283 0209-1.King DS. Effect of spontaneous androstenedione on serum testosterone and adaptations to resistance training in young men a randomized controlled trial. Journal of the American Medical Association. 1999 281 2020-2028.
Friday, May 31, 2019
The Self Defense/Excessive Force Wild Card Essay -- Legal Issues, New
Get out of the car Get down on the ground now Get your hands out of your tip Stop moving The suspect is a Latino male and speaks no English. The practice of lawman puts a bullet into the chest of the suspect because he refused to obey. The legal philosophy officer later finds out that the man was trying to give him his I.D. Was this a justified shooting? In Albuquerque New Mexico, situations like this happen all the time on a regular basis. In fact in the past 20 months, Albuquerque patrol have shot 20 people, 14 fatally (McKay C1). Are the police justified in self defense or is the police using excessive force and how does this balance of shootings in Albuquerque compare to other cities in standardised size and population?Methodology With my research, one can see how this controversy has two very distinct sides, however, what facts that arent as evident in my paper fall into a grey area. I conducted my research by mainly shifting through several online journals and n ewspapers using the database called News Bank. Since this issue is very local anaesthetic I decided that the Albuquerque Journal would be the best source. Most of the journal articles were either supporting the idea of police abusing their power or defending the polices right to self-defense, however, there were several periodicals that suggest a neutral ground between the two extremes. These articles suggested that it was solely biased on the situation in which each officer was in and to never assume that all situations in which an officer faces the decision to use deadly force will be selfsame(a) or justified. Results Many families of the suspects that were shot, as well as many activists, argue that police refer shootings are getting out of hand and are considered e... ...could be a knife or a gun, also use a deadly weapon (Galvan A1). The best way this policy can be amend is through crisis intervention training (Galvan A1).Conclusion Are the police justified in self-def ense or is the police using excessive force and how does this ratio of shootings in Albuquerque compare to other cities in similar size and population? The results show the sides of two groups of people that believe they are in the right. The activists against police involved shootings believe that the officers of Albuquerque react to situations with deadly force too often. The supporters of the police force believe that the shootings are higher in Albuquerque because suspects in the area give police more reason to use deadly force. Albuquerque has the highest ratio of population to police involved shootings in six cities of similar size and population.
Thursday, May 30, 2019
Personal Narrative- Bonding Experience with Mom :: Personal Narrative Profile
Personal Narrative- Bonding Experience with Mom Summer was coming to an end, the night air grew brisker and the mornings were dew covered. The sun had just started to set behind our billet my father would be home soon. I walked into the kitchen only to be greeted by my mother cooking dinner. She stood there one hand on her hip, her one out turn overth stuck out at her side, knee slightly bent, stirring the pot holding the spoon all the way at the tip of the handle. She looked as pissed glowering as could be. My mother always felt she could be doing a million other things besides cooking dinner. We sat there talking until I perceive a familiar soft rumble in front of our house. The rumble was accompanied by my father fidgeting at the front door. His old noisy broncho always made his presence known. He plodded down the hallway into the kitchen to greet my mother with a peck on the cheek. After one more spry stir she plopped a hot pad on the table followed by a pan of sl iced meatloaf in sauce. The smell of the meat, potatoes, and veggies filled the kitchen at one age and the family gathered around the table. The meal was a typical one in our household, my mother who had a million other things to do that day, including having her own personal time did not feel like cooking a twelve course meal. However, my father who always came home expecting steak did not see the meal as appetising as the rest of us. When my father blew up at my mother we were all expecting him to. The argument of I want steak and I was working all day was common land in our family. I immediately took my mothers side like I usually did because no one in our family appreciates or respects what she does. My father would later grow to regret what he said and apologize. Tonight was different though. My mother usually took my fathers comments in stride knowing he really does not mean what he says. But, this time they both exploded at each other and my mother ended up running out of the kitchen upset, retiring to her room.
Wednesday, May 29, 2019
Relationships Essay -- essays research papers
Relationships are one of the most unstable aspects of disembodied spirit today, no matter what two people are involved. How you feel ab forth something or psyche can change within a day, an hour, or even a moment. Friends come and go, families get torn apart, and boyfriends never last. Its all in all part of lifes cycle. And although we all wish we could do without, sometimes you never can.The hardest part of life is letting go. Growing up in the same place for 17 years will give you friends that go way back. yet guess what? Who you were 17 years ago isnt who you are today. People change. And yes, its doleful and hard to acknowledge that, unless its a fact of life. You can grow up with someone and at the same time grow apart. wherefore is that? Experiences shape how people are. Just because youve spent years with someone doesnt mean youve gone through everything with them. Yes youve been there for them when they occupyed to cry and someone to hold. But you cant understand ho w that experience affected them. You may think you do, because you know how you would react if that same situation happened to you. News flash You arent them so it doesnt really matter what you think. All you can try to do is just be there and help them through all the hurt and the pain, but sometimes that just isnt enough. Each of you goes your separate ways with nothing but memories left behind. And when that awkward moment arises when you do run into each other, all you have is Do you remember? and I cant believe and then its over and youre on your way. You go back to your Pacelli 2house and shift through your pictures and remember all those once upon a times when you were younger. You laugh as you recall the time you both got stuck in the fence when the construction workers were chasing you out of the school. Now that was a fun time, you recall. But college happened and of course you promised youd stay in touch but then her parents got break and you had a new boyfriend and it was just easier said then enduree. By the time the summer came you didnt even know each other anymore. mayhap you werent as good as friends as you thought. The relationship between friends is a very complicated one at that. They are the people that may very well know you better than yourself. Theyve seen you at your best and theyve seen you at your worst n... ...r his phone call. But youre too scared to be without him because you dont want to be alone, and youre worried hes the best youll ever find. Of course, if he were the best he wouldnt ask you out to dinner and then cancel last minute, three nights in a row. He wouldnt call you from a party at his friends house the night you and him were supposed to go out to the movies. No, that wouldnt happen. He wouldnt stop by youre apartment to see if you wanted to go out to breakfast, but then not call you in an hour. Youre friends tell you that youd be better off alone, but you dont think so. You feel better thinking that someone out t here cares, even though you know he doesnt. But no one need to know that. They dont need to know you cry yourself to sleep every night thinking that somethings wrong with you. They dont need to know that he makes you hate yourself. No, they dont need to know that. Nobody does.Relationships dont exist. You merely interact with people, not knowing when theyre going to be leaving next. You want and wish them to stay, you want them to be there for you and to love you. But can that happen? Sadly, I wouldnt know.
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