Cardiovascular System

Question 1

Define stroke volume

Answer 1

The volume of blood pumped out of the left ventricle of the heart during each systolic cardiac contraction - increases during exercise

Question 2

Define minute volume

Answer 2

A measurement of the amount of air that enters the lungs per minute. The product of respiratory rate and tidal volume

Question 3

What is residual volume

Answer 3

The amount of air that remains in a person’s lungs after fully exhaling.
Doctors use tests to measure this to check how well the lungs are functioning. It’s normal to have some air left in the lungs after exhaling to prevent the lungs from collapsing