The endocrine secretions from the hypothalamus are
A) released into the first capillary bed of the hypothalamic hypophyseal portal circulation
B) released into the second capillary bed of the hypothalamic hypophyseal portal circulation
C) directly delivered along nerve axons to their target cells
D) delivered to thalamus to provide tropic feedback

Question

Quizplus · Accepted Answer

The hypothalamus secretes hormones into the first capillary bed of the hypothalamic-hypophyseal portal system, which then travel down to the anterior pituitary gland where they exert their effects. This system allows for efficient and direct communication between the hypothalamus and the anterior pituitary gland.

The Endocrine Secretions from the Hypothalamus Are