Chapter 15 (p.349-)

Chapter 15
<Understanding Key Terms>
Match the key terms to these definitions.
a. _____________ Organ in the neck that secretes several important hormones, including thyroxine and
b. _____________ Condition characterized by high blood glucose level and the appearance of glucose
in the urine.
c. _____________ Hormone secreted by the anterior pituitary that stimulates portions of the adrenal
d. _____________ Type of hormone that causes the activation of an enzyme cascade in cells.
e. _____________ Hormone released by the posterior pituitary that causes contraction of the uterus
and milk letdown.
<Testing Your Knowledge of the Concepts>
14. Hormones are never
a. steroids.
b. amino acids.
c. glycoproteins.
d. fats (triglycerides).
15. Which type of glands are ductless?
a. exocrine
b. endocrine
c. Both a and b are correct.
d. Neither a nor b is correct.
16. Which hormones can cross cell membranes?
a. peptide hormones
b. steroid hormones
c. Both a and b are correct.
d. Neither a nor b is correct.
17. The anterior pituitary controls the secretion(s) of both
a. the adrenal medulla and the adrenal cortex.
b. thyroid and adrenal cortex.
c. ovaries and testes.
d. Both b and c are correct.
18. Growth hormone is produced by the
a. posterior adrenal gland.
b. posterior pituitary.
c. anterior pituitary.
d. kidneys.
e. None of these is correct.
19. _________ is released through positive feedback and causes _________ contractions.
a. Insulin, stomach
b. Oxytocin, stomach
c. Oxytocin, uterine
d. None of these is correct.
20. PTH causes the blood levels of calcium to _______, and calcitonin causes it to ________.
a. increase, increase
b. increase, decrease
c. decrease, increase
d. decrease, decrease
21. Bodily response to stress includes
a. water reabsorption by the kidneys.
b. blood pressure increase.
c. increase in blood glucose levels.
d. heart rate increase.
e. All of these are correct.
22. Anabolic steroid use can cause
a. liver damage.
b. severe acne.
c. balding.
d. reduced testicular size.
e. All of these are correct.
23. Lack of aldosterone will cause a blood imbalance of
a. sodium.
b. potassium.
c. water.
d. All of these are correct.
e. None of these is correct.
24. Glucagon causes
a. use of fat for energy.
b. glycogen to be converted to glucose.
c. use of amino acids to form fats.
d. Both a and b are correct.
e. None of these is correct.
25. Long-term complications of diabete sinclude
a. blindness.
b. kidney disease.
c. circulatory disorders.
d. All of these are correct.
e. None of these is correct.
26. Diabetes mellitus is associated with
a. too much insulin in the blood.
b. too high a blood glucose level.
c. blood that is too dilute.
d. All of these are correct.
27. Which of these is not a pair of antagonistic hormones?
a. insulin -- glucagon
b. calcitonin – parathyroid hormone
c. cortisol -- epinephrine
d. aldosterone – atrial natriuretic hormone (ANH)
28. Which hormone and condition is mismatched?
a. growth hormone -- acromegaly
b. thyroxine -- goiter
c. parathyroid hormone -- tetany
d. cortisol -- myxedema
e. insulin -- diabetes
In questions 29-33, match the hormones to the correct gland in the key.
a. glucagon
d. insulin
b. prostaglandin
e. leptin
c. melatonin
29. Raises blood glucose levels
30. Conversion of glucose to glycogen
31. Hunger control
32. Controls circadian rhythms
33. Causes uterine contractions
In questions 34-38, match the hormones to the correct gland in the key.
a. pancreas
b. anterior pituitary
c. posterior pituitary
d. thyroid
e. adrenal medulla
f. adrenal cortex
34. Cortisol
35. Growth hormone (GH)
36. Oxytocin storage
37. Insulin
38. Epinephrine
39. Complete the following diagram.
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