Discover a world of knowledge and get your questions answered at IDNLearn.com. Get the information you need from our community of experts, who provide detailed and trustworthy answers.
Blood enters the right atrium from the body, travels to the right ventricle, and is forced into the lungs' pulmonary arteries. After absorbing oxygen, blood returns to the heart via the pulmonary veins, passing through the left atrium, left ventricle, and aorta before reaching the lungs.