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HW2 - Drugs and Behavior Homework 2 Fall 2008 Name Due 1...

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Drugs and Behavior, Homework 2, Fall 2008 Due: September 11, 2008 Name: __________________________ 1. Compare and contrast drug addiction and drug dependence . (2pt) Addiction = pathological; neurobiological disease with genetic, environmental, and psychosocial components that determine the development and manifestations; involves drug seeking behavior and relapse after trying to stop drug use; physical dependence is a part of addiction Dependence = physical; involves tolerance and withdrawal; no drug seeking behavior is seen; resulting from habitual use of drug 2. Define drug tolerance. (1pt) Drug tolerance is when the same dose of drug elicits a smaller effect or when it takes a larger dose of the drug to elicit the same effect. 3. Name and define 2 types of tolerance. (2pt) a) Acute = tolerance that develops over a few hours or days; tachyphlaxis b) Cross = when taking one drug (often with tolerance) makes it easier to develop tolerance for another drug c) Metabolic (pharmacokinetic) = decrease bioavailability of the drug by
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HW2 - Drugs and Behavior Homework 2 Fall 2008 Name Due 1...

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