Hypothalamus and pituitary gland

Question 1

What is the infundibulum?

Answer 1

Stalk connecting hypothalamus and pituitary

Question 2

Which bone surrounds the pituitary gland and has a wee pocket for it to sit in?

Answer 2

Sphenoid bone

Question 3

What structure divides the anterior and posterior pituitary?

Answer 3

Pars intermedia

Releases MSH

Question 4

Name some non-trophic hormones.

Answer 4

Oxytocin

Vasopressin

Question 5

Where do non-trophic hormones come from? Where do they go?

Answer 5

Produced in ht
Travel to pp via axons from ht
Released into blood

Question 6

Name some trophic hormones.

Answer 6

Dopamine

Somatostatin

Question 7

What do trophic hormones do?

Answer 7

Govern release of other hormones
Dopamine inhibits prolactin release
Somatostatin inhibits growth hormone release

Question 8

How are the ap and ht connected?

Answer 8

Via capillary beds

Question 9

What is a permissive effect?

Answer 9

When one hormone enhances the effect of another

Question 10

What is an antagonistic effect?

Answer 10

When one hormone reduces the effect of another