Physiology: Physiology of the Pituitary Gland

Question 1

Name the hormone that stimulates the release of prolactin hormone in a pregnant woman

Answer 1

PRH

Question 2

What is the purpose of a synacthen test?

Answer 2

Tests for adrenal insufficiency

Question 3

What type of dynamic testing would you use to test whether there is a hormone excess?

Answer 3

Suppression test

Question 4

What type of dynamic testing would you use to test whether there is a hormone deficiency?

Answer 4

Stimulation test

Question 5

Name the hypothalamic hormone that stimulates the pituitary to release LH and FSH

Answer 5

GnRH

Question 6

Name the hypothalamic hormone that stimulates the pituitary to release TSH

Answer 6

TRH

Question 7

Name the hypothalamic hormone that stimulates the pituitary to release ATCH

Answer 7

CRH

Question 8

What is the purpose of an insulin stress test or prolonged glucagon test?

Answer 8

Cortisol and/or GH deficiency

Question 9

Name the hypothalamic hormone that stimulates the pituitary to release GH

Answer 9

GHRH

Question 10

Name the hormone that inhibits the release of prolactin in a non-pregnant woman

Answer 10

In a non-pregnant women, prolactin secretion is inhibited by prolactin-inhibiting hormone (PIH), which is actually the neurotransmitter dopamine

Question 11

Name the hormones secreted by the posterior pituitary

Answer 11

ADH and oxytocin

Question 12

What is the purpose of a water deprivation test?

Answer 12

Tests for diabetes insipidus