Washington Esthetician State Board Practice Exam

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What is the role of the heart's ventricles?

Receiving blood from the body
Pumping blood to the body
Filtering blood
Storing blood

The correct answer is: Pumping blood to the body

The ventricles of the heart play a crucial role in the circulatory system as they are responsible for pumping blood to the body. The heart consists of four chambers: two atria at the top and two ventricles at the bottom. While the atria receive blood from the body and lungs, the ventricles take on the vital function of pushing blood out. The right ventricle pumps deoxygenated blood to the lungs for oxygenation, while the left ventricle pumps oxygenated blood to the rest of the body. This action is essential for maintaining circulation and ensuring that all body tissues receive the oxygen and nutrients necessary for survival. By focusing on this pumping action, the ventricles effectively fulfill their role in sustaining life through the distribution of blood. Other options such as filtering or storing blood do not describe the primary functions of the ventricles accurately, emphasizing their essential role in pumping rather than any auxiliary functions.