In a four-chambered,in which chamber is the strongest contraction?
A) right ventricle
B) left ventricle
C) left atrium
D) right atrium
E) all chambers contract to the same degree

Question

Quizplus · Accepted Answer

The left ventricle is responsible for pumping oxygen-rich blood to the rest of the body, so it has to generate the strongest contraction to overcome the resistance of the systemic circulation. Therefore, the left ventricle contracts with the most force compared to the other three chambers.

In a Four-Chambered,in Which Chamber Is the Strongest Contraction