Which of the following is the most likely outcome of a reduction of blood flow in the portal system connecting the hypothalamus and the pituitary gland?
A) reduced levels of oxytocin in the blood
B) reduced levels of ADH in the blood
C) reduced levels of growth hormone in the blood
D) increased production of nitric oxide

Question

Quizplus · Accepted Answer

The portal system connects the hypothalamus to the anterior pituitary, which releases growth hormone. A reduction in blood flow would likely reduce the delivery of hypothalamic releasing hormones, leading to decreased growth hormone release. Oxytocin and ADH are released from the posterior pituitary, which is not affected by the portal system.

Which of the Following Is the Most Likely Outcome of a Reduction