That is the lower end of the normal range, 50-70. Some of the blood pushed forward by the contraction goes backward when the heart relaxes, until the valve closes. No study ever shows a 100% ejection rate.
Answered 11/15/2022
0 views
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question