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Write a short note on pulmonary circulation. |
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Answer» (i) The flow of deoxygenated blood from the right ventricle to the lungs and the return of oxygenated blood from the lungs to the left atrium is called the pulmonary circulation. (ii) The pulmonary trunk arises from the right ventricle and then divides into the right pulmonary artery and left pulmonary artery which supply deoxygenated blood to the right and left lung respectively. (iii) Exchange of gases takes place in the lungs. Two pulmonary veins from each lung transport the oxygenated blood to the left atrium. |
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