Certified Cardiac Rehabilitation Professional (CCRP) Practice Test

The right ventricle plays a crucial role in the cardiovascular system by being responsible for the movement of deoxygenated blood from the heart to the lungs for oxygenation. When the right ventricle contracts, it generates pressure that propels blood into the pulmonary artery. This process is vital for the pulmonary circulation, as it ensures that blood flows to the lungs where carbon dioxide can be expelled and oxygen can be absorbed. The relationship between the right ventricle and the pulmonary artery is fundamental in understanding how blood circulates through the body. The pulmonary artery then carries this blood to the lungs, where it undergoes gas exchange before returning to the left side of the heart for distribution to the rest of the body. In contrast, the other options do not accurately describe the function of the right ventricle in relation to the pulmonary artery. The right ventricle does not fill the pulmonary vein, does not receive blood from the pulmonary artery, and does not serve a storage function before the blood enters the lungs. Instead, it directly pumps blood into the pulmonary artery, which is its primary function in the circulatory system.