Question

Draw a neat diagram showing internal structure of human heart and label the following parts:



i) Part receiving deoxygenated blood from whole body.

ii) Part carrying blood to lungs for oxygenation.​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

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Explanation:

(I) The left atrium receives oxygenated blood from the lungs. The right atrium receives deoxygenated blood returning from other parts of the body.

(II) The pulmonary artery carries oxygen-poor blood from the right ventricle into the lungs, where oxygen enters the bloodstream. The pulmonary veins bring oxygen-rich blood to the left atrium. The aorta carries oxygen-rich blood to the body from the left ventricle.