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1-Important factor\s which may govern diffusion of drugs across cell membranes :
A- pKa value of the drug.
B- pH of the medium.
C- lipid solubility of the drug.
D- all of the above.
2-“the maximal effect produced by the drug” is the definition of :
3-what the body does to the drug is called :
4-the second messenger of beta receptors is :
5- the following may be used to assess drug efficacy in the graded dose – response curve :
A- slope of the curve