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CHAPTER 39
ENDOCRINE SYSTEM
SECTION 39-2
1. List seven major glands of the endocrine system. (pg 1003)
a. ___________________________________________
e. _________________________________________
b. ___________________________________________
f. _________________________________________
c. ___________________________________________
g. _________________________________________
d. ___________________________________________
2. Describe the pituitary gland and its location. (1003) __________________________________________________________
___________________________________________________________________________________________________
3. List the two parts of the pituitary gland.
a. ___________________________________________
b. _________________________________________
4. In general, what is the role of pituitary gland hormones? _______________________________________________________
_____________________________________________________________________________________________________
5. Is the following sentence true or false? The hypothalamus controls the secretions of the pituitary gland. (pg 1004)__________
6. What influences the activity of the hypothalamus? ____________________________________________________________
_____________________________________________________________________________________________________
7. In what way is the posterior pituitary an extension of the hypothalamus? ___________________________________________
_____________________________________________________________________________________________________
8. Is the following sentence true or false? The hypothalamus has direct control of the anterior pituitary. ____________________
Match each pituitary hormone with its action.
Hormone
______ 9. ADH
______ 10. FSH
______ 11. LH
______ 12. GH
______ 13. ACTH
Action
a. Stimulates ovaries and testes
b. Stimulates production of eggs and sperm
c. Stimulates release of hormones from adrenal cortex
d. Stimulates protein synthesis and growth in cells
e. Stimulates the kidneys to reabsorb water
14. What are releasing hormones, and what do they do? __________________________________________________________
____________________________________________________________________________________________________
____________________________________________________________________________________________________
15. Where is the thyroid gland located? (pg 1005) _______________________________________________________________
____________________________________________________________________________________________________
____________________________________________________________________________________________________
16. Is the following sentence true or false? The thyroid gland regulates reproduction. __________________
17. List the two hormones produced by the thyroid. b. ___________________________ b. ___________________________
18. What dies thyroxine do in the body? ______________________________________________________________________
____________________________________________________________________________________________________
19. Production of too much thyroxine leads to a condition called __________________________________
20. An enlargement of the thyroid gland is called a(an) __________________________________________
21. Infants who lack enough iodine to produce normal amounts of thyroxine suffer from a condition called _________________
22. How can cretinism usually be prevented? __________________________________________________________________
____________________________________________________________________________________________________
____________________________________________________________________________________________________
23. How does parathyroid hormones regulate calcium levels in the blood? (pg 1005)____________________________________
____________________________________________________________________________________________________
____________________________________________________________________________________________________
24. What is the general role of the adrenal glands? (pg 1006) ______________________________________________________
____________________________________________________________________________________________________
____________________________________________________________________________________________________
25. The outer part of the adrenal gland is called the ______________________________________, and the inner part is called
the ___________________________________________
26. Is the following sentence true or false? The release of hormones from the adrenal medulla is regulated by the sympathetic
nervous system. ___________________________
27. Complete the table about adrenal gland hormones.
HORMONES OF THE ADRENAL GLAND
Part of Adrenal Gland
Hormones it Produces
Role of the Hormones
Corticosteroids
Regulating minerals, metabolism
Adrenal medulla
28. Is the following sentence true or false? The pancreas is both an endocrine gland and an exocrine gland. (pg 1007-8)_______
29. What is the role of insulin and glucagons? __________________________________________________________________
____________________________________________________________________________________________________
30. When the pancreas fails to produce or properly use insulin, a condition known as ______________________ occurs.
31. _____________________ is an autoimmune disorder that usually develops in people before the age of 15.
32. People with what type of diabetes produce low to normal amounts of insulin? ________________________________
33. List the two important functions served by the gonads. (pg 1008)
a. ______________________________________________
b. ___________________________________________
34. The female gonads are the _____________________________, and the male gonads are the _________________________