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Exam (elaborations)
Pharm 203A Fall Midterm Questions and Correct Answers/ Latest Update / Already Graded
What is a drug? 
 Ans: - chemical substance with a known structure - produces a biological effect 
 
What is pharmacology? 
 Ans: the chemical control of physiology 
 
What are the four types of regulatory proteins? (R, G I C, E, T) 
 Ans: - Receptors - Gated ion channel - Enzymes - Transporters (pumps_ 
 
How do most drugs work? 
 Ans: - most drugs bind to regulatory proteins - often bind to same site where the endogenous ligand bind 
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