Exam03-solutions - Version 219 Exam03 Walker (53985) 1 This...

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Unformatted text preview: Version 219 Exam03 Walker (53985) 1 This print-out should have 40 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. In all cases, select the BEST response to the question asked. 001 5.0 points Refer to the structure for naproxen. Some carbon atoms are labeled. Which of the la- beled carbon atoms is a chiral center? 1. 2 2. 5 3. 1 4. 4 correct 5. 3 6. 6 Explanation: The chiral carbon has four different func- tional groups attached to it. 002 5.0 points Anabolic steriods exhibit many side effects. What is NOT one of them? 1. baldness 2. shrinking testes 3. reduced muscle mass correct 4. aggressive, unpredictable behavior 5. impotence Explanation: 003 5.0 points Which is NOT caused by prostaglandins? 1. inhibition of blood vessel dilation 2. increased sensitivity of pain receptors 3. increased rate of metabolic reactions cor- rect 4. fever and swelling Explanation: All other effects are caused by prostaglandins. 004 5.0 points What is the proper IUPAC name for this organic compound? CH 3 CH CH CH 2 CH CH 3 CH 2 CH 3 CH 3 CH 2 CH 3 1. 6-ethyl-3,4-dimethylheptane 2. 2-ethyl-3,5-dimethylheptane 3. 2,5-diethyl-3-methylhexane 4. 3,4,6-trimethyloctane correct 5. 3,5,6-trimethyloctane Explanation: 005 5.0 points Refer to the structure of acetylsalicylic acid. Which functional group has antipyretic prop- erties? 1. the ether 2. the pyrol 3. None of these correct 4. the carboxylic acid 5. the phenyl 6. the amide Explanation: The alcohol group on salicylic acid is re- Version 219 Exam03 Walker (53985) 2 sponsible. 006 5.0 points Why are generic versions of some prescription drugs not always available? 1. The prescribed drug may still be pro- tected by the 20-year patent. correct 2. The prescribed drug may be derived from a common herb. 3. The manufacturers of generic drugs have not completed the efficacy and safety testing of the generic drug. 4. The drug company that developed the drug has not agreed to allow other companies to make the drug. Explanation: Generic drugs may not be manufactured by another company until the 20 year patent granted to the original developing company has expired. 007 5.0 points Are there any differences between the molecule that is the active ingredient in a brand name (patented) drug or its generic equivalent? 1. No correct 2. Yes 3. Not usually 4. only if it is really complicated like a protein-based drug 5. It depends on the particular case. Explanation: The active ingredient for a generic drug is the same as for a brand name drug. 008 5.0 points During our study of drugs, we discussed sev- eral different chemical antagonists. Which of the following is NOT an antagonist of some sort?...
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This note was uploaded on 05/01/2008 for the course CH 305 taught by Professor Sutcliffe during the Spring '08 term at University of Texas at Austin.

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Exam03-solutions - Version 219 Exam03 Walker (53985) 1 This...

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