

An agonist stimulates a receptor coupled to the calcium-phosphoinositide second messenger system. What happens?
A. Increase in influx of extracellular calcium and stimulation of adenylate cyclase.
B. Efflux of intracellular calcium and stimulation of phosphodiesterase.
C. Liberation of stored intracellular calcium and stimulation of protein kinase C.
D. Sequestration of intracellular calcium and inhibition of phosholipase C.
E. Increased phosphorylation of DAG and opening of sodium channels.
Answer
Category:
Pharmacology MCQs
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