A portal system exists between the
A) adrenal cortex and adrenal medulla
B) hypothalamus and anterior pituitary
C) hypothalamus and posterior pituitary
D) large intestine and small intestine
E) large intestine and stomach

Question

Quizplus · Accepted Answer

The hypothalamus and anterior pituitary are connected by a portal system, known as the hypothalamic-pituitary portal system. This allows for the regulation of hormone secretion by the anterior pituitary gland in response to signals from the hypothalamus. The other answer choices do not involve a portal system.

A Portal System Exists Between the