A person's aerobic capacity is expressed in terms of:
a. grams per kilogram of body weight.
b. milliliters of oxygen per kilogram of body weight per minute.
c. milligrams of oxygen per kilogram of body weight per minute.
d. cubic centimeters of oxygen per kilogram of body weight.
Question 2
The amount of blood pumped out of the heart during one beat or contraction is called:
a. stroke volume.
b. cardiac output.
c. cardiac rate.
d. tidal volume.