Which of the following statements about the heart and exercise is true?
A)Aerobic training can have a significant positive impact on maximal heart rate
B)Resting heart rate is significantly lowered after intense training
C)Cardiac output is much greater when performing exercises in a prone position
D)During exercise, blood flow is greatly increased to all organ systems by means of vasodilation

Question

Quizplus · Accepted Answer

The only completely true statement regarding the heart and exercise is that the resting heart rate is significantly lower after intense training. Maximal heart rate is unaffected by aerobic training, cardiac output is unaffected by posture, and blood flow decreases to other organs systems in order to supply adequate flow to the skeletal muscles during exercise.

Which of the Following Statements About the Heart and Exercise