Question

The product of the stroke volume times the heart rate is known as the

Select one:

a. end-diastolic volume.

b. cardiac reserve.

c. end-systolic volume.

d. venous return.

e. cardiac output.

An increase in parasympathetic activity (primarily by the vagus nerves) causes:

Select one:

a. a decrease in heart rate and an increase in cardiac output

b. a decrease in both heart rate and cardiac output

c. an increase in both heart rate and cardiac output

d. an increase in heart rate and a decrease in cardiac output

e. no change in both heart rate and cardiac output