Question

click on \body basics: heart\ view the animation of blood flow through the heart and fill in the blanks. when blood circulates in the body, it enters the heart through the ____, passes through the __, and flows out through the__ to the __where it picks up __ and gets rid of __ . from the lungs, blood returns to the __ and enters the ____ where it is pumped to the body through the

Explanation:

This covers the pathway of systemic and pulmonary circulation. Deoxygenated blood first enters the heart's right side, travels to the lungs for gas exchange, then returns oxygenated blood to the left side of the heart to be pumped to the body.

Answer:

When blood circulates in the body, it enters the heart through the superior and inferior vena cavae, passes through the right atrium and right ventricle, and flows out through the pulmonary artery to the lungs where it picks up oxygen and gets rid of carbon dioxide.
From the lungs, blood returns to the left atrium and enters the left ventricle where it is pumped to the body through the aorta