Endocrine System Review Questions

1. What is the main sex hormone of the human male?
2. Which hormone stimulates the production of estrogen and testosterone?
3. Why do only certain organs respond to the presence of a specific hormone?
4. List the secretions of the posterior pituitary
5. List the three secretions of the anterior pituitary that directly affect the body.
6. List the three secretions of the anterior pituitary that stimulate other glands. Name the glands that they stimulate. Name the hormones that these glands produce.
7. Name the hormones produced by the adrenal medulla. Describe how these hormones affect the body. What causes these hormones to be produced?
8. What hormone(s) are produced when the body's blood glucose level rises above normal?
9. What hormone(s) are produced when the glucose levels are too low?
10. Distinguish between type I diabetes and type II diabetes. How are they treated?
11. What are releasing hormones? What are release-inhibiting hormones? What secretes them? What gland do they act on?
12. What is a portal vein? What is the role of portal veins in communication between the hypothalamus and the anterior pituitary?
13. Describe how the level of thyroxin is controlled in the bloodstream.
14. Name the hormone that regulates sodium levels. What gland produces this hormone?
15. Describe how peptide hormones function.
16. Describe how steroid hormones function.
17. What hormone functions to stimulate uterine contraction and also the release of milk from the mammary glands? What is the advantage of having a single hormone for both of these functions?
18. Which hormone stimulates the production of cortisol?
19. Which hormone causes acromegaly if present in abnormally high concentrations in an adult?
20. Which hormone requires iodine for its production?
21. What is a pheromone?