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GK QUESTION#3772

The human heart has separate chambers primarily to achieve which of the following functions?

  1. ATo maintain body heat
  2. BTo circulate blood to all parts of the body
  3. CTo keep oxygenated and deoxygenated blood separateCorrect answer
  4. DTo act as a blood reservoir
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Answer

C. To keep oxygenated and deoxygenated blood separate

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Explanation

Separation of the right and left sides of the four-chambered human heart keeps systemic venous blood apart from oxygenated pulmonary venous blood. This supports efficient double circulation.

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