Question

blood enters from one chamber to another chamber by which help​

Answer 1

Explanation:

Blood enters the right atrium and passes through the right ventricle. The right ventricle pumps the blood to the lungs where it becomes oxygenated. The oxygenated blood is brought back to the heart by the pulmonary veins which enter the left atrium. From the left atrium blood flows into the left ventricle

Answer 2

Answer:

Blood enters into Atrium first and then ventricle