Multiple Choice
Epinephrine and norepinephrine exert which of the following effects on the heart?
A) Decrease the heart rate
B) Increase force of myocardial contraction
C) Decrease conduction velocity
D) Lengthen the refractory period of the atrioventricular junction
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q5: Vagal stimulation of the heart leads to<br>A)
Q6: The effective refractory period is when the
Q7: Repolarization as a stage in the action
Q8: The ability of the heart to beat
Q9: The fundamental muscle unit responsible for myocardial
Q11: Myocardial tissue is nonresponsive to stimulation during
Q12: The cardiac output is the product of
Q13: The primary initiator of the conduction cycle
Q14: Which of the following tissues of the
Q15: Depolarization as a stage in the action