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A circulatory system, which is formed by capillaries and ends with capillaries is |
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a) |
Renal |
b) |
Hepatic |
|
c) |
Double circulatory system |
d) |
Hypophysial portal system |
|
A circulatory system, which is formed by capillaries and ends with capillaries is |
|||
|
a) |
Renal |
b) |
Hepatic |
|
c) |
Double circulatory system |
d) |
Hypophysial portal system |
(d)
Hypophysial portal system is a minor portal system that occurs in higher vertebrates. The system consists of a single Hypophysial portal vein, which is formed by capillaries in hypothalamus. It passes into anterior lobe of pituitary gland and breaks up into capillaries there.