In Normal Cardiac Neurohumoral Function,beta₂-Adrenergic Receptors Facilitate Which of the Following
In normal cardiac neurohumoral function,beta₂-adrenergic receptors facilitate which of the following physiological changes?
A) Increases heart rate and myocardial force of contraction.
B) Promotes vasodilation of capillary beds.
C) Activates the inhibitory G protein and inhibits adenylate cyclase.
D) Transmits stimulatory (Gs) or inhibitory (G1) signals to the catalytic unit.
Correct Answer:
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