CH 4-7 RAD 165 Questions and Correct Answers

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CH 4-7 RAD 165 Questions and Correct
Answers

Question: the plasma concentration at which a drug no longer produces
adverse effects is known was toxic level. t/f?
Answer: false


Question: therapeutic index is a measure of the relative effectiveness of
a drug. t/f?
Answer: false


Question: drugs have a specific affinity for their specific receptors on a
cell surface or within a cell. t/f?
Answer: true


Question: half life is the time required for the current serum
concentration to double. t/f?
Answer: false


Question: half life elimination generally remains stable for more drugs.
t/f?
Answer: true


Question: some drugs are completely safe. t/f?
Answer: false


Question: efficacy is the degree to which a drug is able to produce the
desired effect. t/f?
Answer: true




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Question: the latent period is the point at which a drug is no longer
seen. t/f?
Answer: false


Question: side adverse, and toxic effect of drugs always manifest
immediately. t/f?
Answer: false


Question: radiopaque contrast media elicit their desired effects through
radiopaque iodine contained in the structure. t/f?
Answer: true


Question: what term is defined as the study of the matter in which drug
effects are manifested?
a) pharmaconinetics
b) pharmacodynamics
c) affinity
d) toxicity
Answer: b


Question: drugs produce effects through mechanisms of action termed
drug receptor stimulation of blockade, non specific drug interactions, or
which of the following drugs?
a) drug-drug interactions
b) physiologic/biologic processes
c) drug-enzyme interactions
d) pharmacologic effect
Answer: c


Question: what is the term for specific biologic sites located on a cell
surface or within a cell that attract drugs?
a) target organs
b) organelles


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