Test of Essential Academic Skills (TEAS) Science Practice Test

After the right ventricle contracts, blood flows into the pulmonary artery. This is a crucial part of the circulatory process, as the right ventricle's contraction pumps deoxygenated blood into the pulmonary artery, which then carries the blood to the lungs for oxygenation.

In the lungs, carbon dioxide is exchanged for oxygen, which is essential for maintaining the body's oxygen levels. Once the blood is oxygen-rich, it will be returned to the heart, specifically to the left atrium, from where it proceeds to the left ventricle and then to the aorta for systemic circulation. This sequence is vital for ensuring that oxygenated blood reaches the tissues throughout the body while carbon dioxide is expelled during respiration.