Following endurance training, maximal stroke volume is enhanced by an increased
A) end systolic volume.
B) venous return.
C) maximal heart rate.
D) afterload.

Question

Quizplus · Accepted Answer

Endurance training enhances maximal stroke volume primarily through increased venous return, which increases the end-diastolic volume and thus the stroke volume according to the Frank-Starling mechanism.

Following Endurance Training, Maximal Stroke Volume Is Enhanced by an Increased