PHAR 100 Exam Questions and Answers
100% Solved | Graded A+
What 3 civilizations were mentioned in the module about the history of
drugs and what drug was associated with them? - Ancient Greece
(opium and codeine), Ancient China (ma Huang), and Ancient Egypt
(purgatives)
What poisons were men...
✔✔Helps identify and new side effects specific to certain people.
What are drug targets? - ✔✔Usually receptors and drug goes towards this
thing to produce an effect as either an agonist or antagonist
What is an agonist? - ✔✔It is a drug that is capable of binding to, and
activating, a receptor
What is an antagonist? - ✔✔They block the action of an agonist getting to
the receptor to elicit a response, therefore no response is made
What is the efficacy of a drug? - ✔✔the maximal response produced by the
drug
How is efficacy different from potency? - ✔✔Potency is the amount of a
substance needed to give a response, while efficacy is the max response
What is ED50? - ✔✔effective dose for 50% of the population
What has a greater efficacy, morphine or aspirin? - ✔✔Morphine since it
has a higher maximum effect
What is the therapeutic range? - ✔✔The range where the drug is above the
minimum concentration for an effect but below the maximum which would
produce a toxic effect
What is ADME - ✔✔absorption, distribution, metabolism, excretion
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