An effect of $\beta$-1 receptor stimulation is:
A) dilation of the coronary arteries.
B) arterial vasoconstriction.
C) increase in the strength of myocardial contraction.
D) decrease in the rate of myocardial contraction.

Question

Quizplus · Accepted Answer

Stimulation of $\beta$-1 receptors primarily affects the heart, leading to an increase in the strength of myocardial contraction (positive inotropic effect) and an increase in heart rate (positive chronotropic effect).

An Effect Of β\betaβ -1 Receptor Stimulation Is: A) Dilation of the Coronary Arteries

An Effect Of $\beta$ -1 Receptor Stimulation Is:
A) Dilation of the Coronary Arteries