What is the blood flow from right atrium to right hand finger tips and back to right atrium? I just really need to know the blood flow from right atrium to right hand finger tips and from finger tips back up to right atrium.

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Blood enters the heart at the right atrium. The right atrium contracts, forcing blood through the tricuspid valve into the right ventricle. Then the right ventricle contracts, pushing the blood through the pulmonary semilunar valve into the pulmonary artery. The pulmonary artery transports blood from to the lungs, receiving oxygen. Then, pulmonary...

(The entire section contains 181 words.)

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