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Unformatted text preview: these terms up if you are not sure)? Explain how the latter psychosurgery was performed? What was it used for? How many people received this operation? 6. Are lobotomies or transorbital leucotomies performed anymore? What happened historically to change their usage? 7. Describe the older model of addiction which involved the concepts of tolerance and withdrawal. What compels the addict to continue taking the drug according to this model. 8. Which drugs fit the older model of addiction? Which drugs do not fit this pattern? Why don't the concepts of tolerance and withdrawal completely explain the cravings that drug abusers develop? How is this older model viewed nowadays as an explanation of chronic drug abuse? 9. What is the neurological basis for the dysphoric effects of withdrawal (feelings of being stressed, free-floating anxiety, and sympathetic arousal)? There are drugs that can minimize withdrawal symptoms. What do you think such a drug would do in the brain?...
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This note was uploaded on 11/03/2009 for the course BIOS 277 taught by Professor Nyby during the Spring '09 term at Lehigh University .
- Spring '09