In a trained athlete, the heart _______.
A) enlarges
B) can pump a greater quantity of blood per beat
C) remains in a state of tachycardia
D) answers a and b are correct

Question

Quizplus · Accepted Answer

In a trained athlete, the heart undergoes physiological adaptations that result in an enlargement of the heart muscle and an increase in the stroke volume, which allows for a greater quantity of blood to be pumped per beat. These changes are beneficial for athletic performance and do not necessarily result in a state of tachycardia (abnormally rapid heartbeat). Therefore, both options A and B are correct.

In a Trained Athlete, the Heart _______