Question

define the flow of blood through human heart​

Answer 1

Answer:

Blood flows through your heart and lungs in four steps: ... The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle through the mitral valve. The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.

Explanation:

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Answer 2

Explanation:

blood enters heart through two large veins the inferior and superior vena cava, emptying oxygen poor blood into the RF ight atrium... as the ventricle contrast, blood leave the heart to through the pulmonic valve , into the pulmonary artery and to the lungs , where it is oxygenated.