Question

incorrect. the heart does not eject 80 - 90% of its end - diastolic volume at rest. this would be more than it needs at rest. the stroke volume at rest is what percentage of end - diastolic volume? 100% 80 - 90% 50 - 60% 40 - 50% 0%

Explanation:

The stroke - volume at rest is typically 50 - 60% of the end - diastolic volume. This is a well - known physiological fact. The heart does not eject 80 - 90% (as stated in the incorrect note) or 100% or 0% or 40 - 50% of its end - diastolic volume at rest under normal circumstances.

Answer:

C. 50 - 60%