The renal portal system is absent in which of | vedclass

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(D) The renal portal system is a circulatory arrangement in which blood from the posterior part of the body (hind limbs) is collected and passed throu

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Mammals

Vedclass · Answer

(D) The renal portal system is a circulatory arrangement in which blood from the posterior part of the body (hind limbs) is collected and passed through the kidneys before returning to the heart.
This system is present in amphibians,reptiles,and birds.
However,in mammals,the renal portal system is completely absent.
Therefore,the correct option is $D$.

The renal portal system is absent in which of the following?

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