Question

The venous system of frog differ from that of rabbit in the presence of [CPMT 1982]
A) Hepatic portal system
B) Renal portal system
C) Three vena cavae
D) Hepatic vein

Answer 1

i think C is the answer

Answer 2

Answer:

b

Explanation:

a renal portal system is a portal venous system found in all loving vertebrates except for hagfish, lampreys and mammals

it's function is to supply blood to renal tubules when glomerular filtration is absent or downregulated.