Question

Describe the flow of blood through the heart by merritnation

Answer 1

inferior and superior vena cava fill the right auricle with blood and pulmonary vein fills pure blood to ryt aurcle . in contraction they both push the blood to ventricle . after relaxation they both in turn pust the blood to pulmonary vein and aorta respectively

Answer 2

THE PULMANORY VEIN FROM THE LUNGS BRING OXYGENATED BLOOD FROM THE LUNGS TO THE HEART.(MORE SPECIFICALLY TO THE LEFT ATRIUM)LEFT ATRIUM CONTRACTS AND PUMPS THE BLOOD INTO THE LEFT VENTRICLE.THE LEFT VENTRICLE PUMPS THE OXYGENATED BLOOD INTO THE AORTA(THE MAIN ARTERY)FOR TAKING IT TO ALL THE BODY PARTS.RIGHT ATRIUM IS CONNECTED TO THE VENA CAVA(THE MAIN VEIN)WHICH BRINGS THE DEOXYGENATED BLOOD INTO IT FROM ALL THE BODY PARTS.RIGHT ATRIUM CONTRACTS AND PUSHES THE BLOOD INTO RIGHT VENTRICLE.RIGHT VENTRICLE CONTRACTS WHICH PUSHES THE DEOXYGENATED BLOOD INTO THE PULMANORY ARTERY FOR TAKING IT TO THE LUNGS.OUR HEART IS LIKE A DOUBLE PUMP. LEFT-SIDE OF THE HEART ACTS AS ONE PUMP WHICH PUMPS OXYGENATED BLOOD TO THE WHOLE BODY.RIGHT-SIDE OF THE HEART ACTS AS THE SECOND PUMP WHICH PUMPS DEOXYGENATED BLOOD ONLY TO THE LUNGS.
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