An athlete has a stroke volume of 94mL, an end diastolic volume of 140mL, an end systolic volume of 20mL, a heart rate of 120bpm, and a cardiac output of 11.3L/min during one stage of a graded exercise test. What is the athlete's ejection fraction?
Question 1Answer
a.
86%
b.
67%
c.
33%
d.
14%