The elastic nature of the largest blood vessel's walls allows them to act as a _________the driving force for blood flow while the heart is relaxed during diastole.

Question

Quizplus · Accepted Answer

The largest blood vessels, such as the aorta, have elastic walls that allow them to expand and contract as blood is pumped into them. This elasticity enables them to act as a pressure reservoir, storing energy when the heart contracts and releasing it when the heart relaxes, thereby maintaining blood flow during diastole.

The Elastic Nature of the Largest Blood Vessel's Walls Allows