The nursing students are studying sympathomimetic drugs. How do these drugs act on the body?
A) Stimulate beta receptors and block alpha-receptors
B) Stimulate alpha-receptors and block beta-receptors
C) Block adrenergic receptors
D) Stimulate both alpha and beta-receptors
D
Feedback:
Drugs that are generally sympathomimetic are called alpha-agonists (stimulate alpha-receptors) and beta-agonists (stimulate beta-receptors). These agonists stimulate all of the adrenergic receptors; that is they affect both alpha and beta-receptors.
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