When a drug agonizes a receptor, but to a lesser degree than the endogenous ligand so that it produces only a submaximal response, it is called a ___________________. Pentazocine (Talwin) is an example of such a drug

a. mixed agonist
b. mixed agonist-antagonist
c. partial agonist
d. partial antagonist
e. mixed antagonist


Answer: C

Psychology

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