Which of the following statement about beta-adrenergic blocking medications are true?
A)beta blocking drugs reduce heart rate during exercise.
B)beta blockade reduces the vigor of ventricular contraction.
C)beta blocking drugs compete with epinephrine and norepinephrine for beta-adrenergic receptors in the heart.
D)all of the above answers are correct.

Question

Quizplus · Accepted Answer

Beta-adrenergic blocking medications, also known as beta blockers, have several effects on the heart including reducing heart rate during exercise, reducing the vigor of ventricular contraction, and competing with epinephrine and norepinephrine for beta-adrenergic receptors in the heart. Therefore, all of the above answers are correct.

Which of the Following Statement About Beta-Adrenergic Blocking Medications Are