Chapter 11 Endocrine System

Chapter 11: Endocrine System


MULTIPLE CHOICE

1. The endocrine system consists of glands that
a. release chemicals into ducts
b. release chemicals carried by the blood
c. release chemicals into body cavities
d. all of the above
ANS: B DIF: Memorization REF: p. 237
OBJ: 1 TOP: Introduction

2. Hormones are not a major regulator of
a. metabolism
b. blood pH
c. voluntary muscle movement
d. both b and c above
ANS: C DIF: Memorization REF: p. 237
OBJ: 1 TOP: Introduction

3. Second messengers are important in the functioning of
a. nonsteroid hormones
b. steroid hormones
c. carbohydrate hormones
d. both b and c above
ANS: A DIF: Memorization REF: p. 238
OBJ: 3 TOP: Mechanisms of hormone action

4. Nonsteroid hormones have hormone receptors in the
a. nucleus of the cell
b. cytoplasm of the cell
c. cell membrane
d. both a and c above
ANS: C DIF: Memorization REF: p. 238
OBJ: 3 TOP: Mechanisms of hormone action

5. Nonsteroid hormones
a. cause protein synthesis in the cell
b. can cause the formation of cAMP
c. have hormone receptors in the nucleus of the cell
d. both a and c above
ANS: B DIF: Memorization REF: p. 239
OBJ: 3 TOP: Mechanisms of hormone action

6. Steroid hormones have hormone receptors in the
a. nucleus of the cell
b. cytoplasm of the cell

, c. cell membrane
d. both a and c above

ANS: A DIF: Memorization REF: p. 239
OBJ: 3 TOP: Mechanisms of hormone action

7. Steroid hormones
a. cause protein synthesis in the cell
b. can cause the formation of cAMP
c. require a second messenger to function
d. both b and c above

ANS: A DIF: Memorization REF: p. 239
OBJ: 3 TOP: Mechanisms of hormone action

8. Hormones
a. can use positive feedback mechanisms
b. can use negative feedback mechanisms
c. do not use feedback mechanisms for regulation
d. both a and b above
ANS: D DIF: Memorization REF: pp. 239, 241
OBJ: 4 TOP: Regulation of hormone secretion

9. The anterior pituitary
a. is called the neurohypophysis
b. is called the adenohypophysis
c. secretes antidiuretic hormone (ADH)
d. both a and c above
ANS: B DIF: Memorization REF: p. 242
OBJ: 6 TOP: Pituitary gland

10. Thyroid-stimulating hormone (TSH)
a. is secreted by the neurohypophysis
b. is secreted by the adenohypophysis
c. stimulates the release of thyroid hormone
d. both b and c above
ANS: D DIF: Memorization REF: p. 243
OBJ: 6 TOP: Pituitary gland

11. The anterior pituitary secretes
a. TSH
b. oxytocin
c. ADH
d. all of the above
ANS: A DIF: Memorization REF: p. 243
OBJ: 6 TOP: Pituitary gland

12. Follicle-stimulating hormone (FSH)
a. is produced by the posterior pituitary gland

, b. is called the ovulating hormone
c. stimulates the primary ovarian follicle to develop
d. all of the above
ANS: C DIF: Memorization REF: p. 243
OBJ: 6 TOP: Pituitary gland

13. The posterior pituitary gland releases
a. ADH
b. ACTH
c. TSH
d. both b and c above
ANS: A DIF: Memorization REF: p. 244
OBJ: 6 TOP: Pituitary gland

14. Oxytocin
a. is released by the posterior pituitary gland
b. stimulates uterine contraction
c. uses a positive feedback mechanism
d. all of the above
ANS: D DIF: Memorization REF: p. 245
OBJ: 6 TOP: Pituitary gland

15. ADH
a. is released by the hypothalamus
b. is made by the pituitary gland
c. increases the amount of water reabsorbed by the kidney
d. all of the above
ANS: C DIF: Memorization REF: p. 244
OBJ: 6 TOP: Hypothalamus

16. The thyroid gland
a. is unique because it does not store the hormones it makes
b. is found in the neck
c. requires calcium to produce its hormone
d. all of the above
ANS: B DIF: Memorization REF: p. 245
OBJ: 6 TOP: Thyroid gland

17. The thyroid gland produces
a. T3
b. T4
c. calcitonin
d. all of the above
ANS: D DIF: Memorization REF: p. 246
OBJ: 6 TOP: Thyroid gland

18. Calcitonin causes