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chapter 39

bio

QuestionAnswer
1. An endocrine gland is A. required for remodeling bone. B. the site at which hormones are produced and released into the blood. C. where neuronal signals are generated. D. restricted to the production of growth factors. B. the site at which hormones are produced and released into the blood.
3. What can be said about peptide hormones? A. They are generally water-soluble. D. They are water-soluble and bind membrane receptors to elicit a response on target cells. E. They are lipid soluble. D. They are water-soluble and bind membrane receptors to elicit a response on target cells.
4. Unlike all other amine derived hormones, thyroid hormones A. bind to membrane receptors to elicit a response. E. bind to intracellular receptors rather than to membrane-bound receptors to elicit a response. E. bind to intracellular receptors rather than to membrane-bound receptors to elicit a response.
7. An amine hormone important in the fight-or-flight response in vertebrates is A. dopamine. B. melatonin. C. cortisol. D. epinephrine. E. serotonin. D. epinephrine.
8. This hormone is secreted from the posterior pituitary and regulates muscle contraction. A. antidiuretic hormone B. prolactin C. adrenocorticotropic hormone D. oxytocin E. epinephrine D. oxytocin
9. Dopamine derived from the hypothalamusWhat do ere removed from the base of the brain and transplanted to some distant place in the body A. Dopamine secretion would increase. C. Prolactin secretion would decrease. D. Prolactin secretion would increa D. Prolactin secretion would increase.
10. Gonadotropin-releasing hormone regulates A. follicle-stimulating hormone. D. both follicle-stimulating and luteinizing hormones. E. both follicle-stimulating and luteinizing hormones as well as steroid production by the gonads. E. both follicle-stimulating and luteinizing hormones as well as steroid production by the gonads.
11. Often it is important for health reasons to induce labor (i.e., smooth muscle contractions) in pregnant women. The drugs used for this purpose would most closely resemble A. arginine vasotocin. B. oxytocin. C. antidiuretic hormone. B. oxytocin.
12. What hormone regulates milk production in mammals? A. growth hormone B. prolactin C. thyroid-stimulating hormone D. adrenocorticotropic hormone E. luteinizing hormone B. prolactin
13. This is a water-soluble hormone derived from the nervous system that regulates blood volume and blood pressure. A. antidiuretic hormone B. aldosterone C. cortisol D. oxytocin E. adrenocorticotropic hormone A. antidiuretic hormone
16. Which of these gland-hormone pairs is mismatched? A. pancreas-insulin B. anterior pituitary-growth hormone C. thyroid-thyroid hormone D. adrenal-parathyroid hormone E. ovaries-progesterone D. adrenal-parathyroid hormone
17. Which of these hormone-effect pairs is mismatched? A. growth hormone-linear growth B. glucagon-blood pressure C. aldosterone-blood osmolality D. thyroid hormone-metabolism E. glucagon-glucose regulation B. glucagon-blood pressure
19. A problem with the action or production of this substance leads to both type I and type II diabetes mellitus. A. glucagon B. growth hormone C. thyroid hormone D. insulin E. cortisol D. insulin
21. Parathyroid hormone's main function is to A. increase glucose mobilization during stress or fasting. B. increase calcium by mobilizing the ion from bone. C. increase sodium through reabsorption from kidney. B. increase calcium by mobilizing the ion from bone.
22. Insulin-like growth factor I is produced in response to A. growth hormone. B. cortisol. C. prolactin. D. adrenocorticotropic-releasing hormone. E. thyroid hormone. A. growth hormone.
24. Sex differences in body growth are mediated by changes in growth hormone, insulin-like growth factor I and A. thyroid hormone. B. estradiol and testosterone. C. prolactin. D. progesterone. E. cortisol. B. estradiol and testosterone.
35. Which hormones counteract each other in regulating calcium homeostasis? A. antidiuretic hormone and aldosterone B. atrial natriuretic peptide and aldosterone C. parathyroid hormone and vitamin D (1, 25 dihydroxyvitamin D. antidiuretic ho C. parathyroid hormone and vitamin D (1, 25 dihydroxyvitamin
36. Your physician has requested a test that involves . Test results reveal that the rate of uptake is abnormal. Which hormone would you predict to be outside of a homeostatic range? A. cortisol B. growth hormone C. insulin D. thyroid hormone E. at D. thyroid hormone
39. In a mammal that you are studying, blood sodium levels are decreasing sharply. To correct this problem, which hormone might you try to administer? A. cortisol B. aldosterone C. estrogen D. antidiuretic hormone E. testosterone B. aldosterone
41. A physician has a young man as a patient who does not seem to be developing male secondary sex characteristics. Predict which hormone the physician could prescribe to help this issue. A. estradiol B. progesterone C. testosterone D. cort C. testosterone
42. An explanation for why an individual that is incapable of generating the fight or flight response would be abnormal function of this gland. A. thyroid gland B. adrenal gland C. gonad D. heart E. pituitary gland B. adrenal gland
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