3774709
Question 1
Question
1-Important factor\s which may govern diffusion of drugs across cell membranes :
Answer
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A- pKa value of the drug.
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B- pH of the medium.
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C- lipid solubility of the drug.
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D- all of the above.
Question 2
Question
2-“the maximal effect produced by the drug” is the definition of :
Answer
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A-potency
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B- affinity
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C- efficacy
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D- bioavailability
Question 3
Question
3-what the body does to the drug is called :
Answer
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A- pharmacodynamics
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B- pharmacology
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C- pharmacokinetics
Question 4
Question
4-the second messenger of beta receptors is :
Answer
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A- Gs
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B- Gi
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C-guanylyl cyclase
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D- Gq
Question 5
Question
5- the following may be used to assess drug efficacy in the graded dose – response curve :
Answer
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A- slope of the curve
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B- ED50
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c- Emax
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D- A&C
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