Question 1

Match the hormone with the best description.
-Relaxin

Accepted Answer

A)  Aids in spermatogenesis
B)  Inhibits FSH secretion
C)  Menstrual cycle
D)  Increases flexibility of connective tissueE) A) and C)
F) B) and D)

Question 2

Match the pathological condition with its cause.
-Acromegaly

Accepted Answer

A)  Decreased amounts of thyroid hormone
B)  Increased amounts of thyroid hormone
C)  Abnormally low levels of aldosterone and cortisol
D)  Increased levels of growth hormone in adults
E)  Lack of ADHF) C) and D)
G) A) and B)

Question 3

Which of the following is NOT a function of LH?

Accepted Answer

A)   Stimulates ovulation
B)   Stimulates the synthesis of testosterone
C)   Support for sperm cell production
D)   Stimulates secretion of progesterone
E)   Stimulates contraction of the uterusF) B) and E)
G) B) and C)

Question 4

Arrange the following in the sequence in which releasing hormones travel through them.
(1)  Secondary capillary network
(2)  Primary capillary network
(3)  Hypothalamohypophysial portal vessels

Accepted Answer

A)   1, 2, 3
B)   3, 2, 1
C)   2, 3, 1
D)   3, 1, 2
E)   2, 1, 3F) A) and B)
G) B) and C)

Question 5

An injection of epinephrine would

Accepted Answer

A)   increase heart rate, increase blood pressure, and increase gastric tract motility.
B)   decrease heart rate, decrease blood pressure, and increase gastric tract motility.
C)   increase heart rate, increase blood pressure, and decrease gastric tract motility.
D)   decrease heart rate, decrease gastric motility, and increase blood pressure.
E)   have no effect on the heart or the GI tract.F) A) and B)
G) C) and D)

Question 6

Hypersecretion of which of the following hormones causes increased metabolic rate, sensitivity to heat, weight loss, and exophthalmos?

Accepted Answer

A)   PTH (parathyroid hormone) 
B)   Estrogen
C)   Cortisol
D)   Thyroid hormone
E)   GH (growth hormone) F) C) and D)
G) All of the above

Question 7

Match the pathological condition with its cause.
-Cretinism

Accepted Answer

A)  Decreased amounts of thyroid hormone
B)  Increased amounts of thyroid hormone
C)  Abnormally low levels of aldosterone and cortisol
D)  Increased levels of growth hormone in adults
E)  Lack of ADHF) A) and C)
G) A) and D)

Question 8

Autocrine chemical messengers affect cells in close proximity to the secreting cell and paracrine chemical messengers affect cells that are located a greater distance from the secreting cell.

Accepted Answer

A) True 
 B)False

Question 9

Indicate which pair of hormones act antagonistically to one another.

Accepted Answer

A)   Estrogen and LH
B)   T3 and T4
C)   Melatonin and calcitonin
D)   Testosterone and FSH
E)   Insulin and glucagonF) A) and E)
G) A) and D)

Question 10

High blood glucose levels cause an increased secretion of ________.

Accepted Answer

A)   insulin
B)   calcitonin
C)   erythropoietin
D)   glucagon
E)   growth hormoneF) A) and E)
G) B) and E)

Question 11

Which hormone is required for ovulation and formation of the corpus luteum?

Accepted Answer

A)   FSH (follicle-stimulating hormone) 
B)   LH (luteinizing hormone) 
C)   TSH (thyroid-stimulating hormone) 
D)   Prolactin
E)   MSH (melanocyte-stimulating hormone) F) All of the above
G) A) and D)

Question 12

Identify the function for which the endocrine system is NOT responsible.

Accepted Answer

A)   Regulates the rate of metabolism
B)   Controls development and functions of the reproductive system
C)   Regulates equilibrium and balance from the inner ear
D)   Prepares the body for physical activity and stress
E)   Regulates heart rate and blood pressureF) C) and D)
G) None of the above

Question 13

A person with insulin-dependent diabetes mellitus (IDDM)  forgets to take their insulin. This causes ________.

Accepted Answer

A)   alkalosis
B)   hypoglycemia
C)   decreased urine production
D)   decreased appetite
E)   hyperglycemiaF) A) and B)
G) A) and D)

Question 14

Parathyroid hormone (PTH)

Accepted Answer

A)   tends to inhibit osteoclasts.
B)   decreases blood Ca2+ levels.
C)   allows the kidneys to retain Ca2+.
D)   increases Ca2+ excretion by the intestine.
E)   stimulates kidneys to excrete Ca2+.F) C) and D)
G) A) and B)

Question 15

Match the hormone with its appropriate function.
-ACTH

Accepted Answer

A)  Stimulates synthesis of thyroid hormones
B)  Increases adrenal cortex secretions
C)  Development of immune system
D)  Milk production
E)  Decreases blood Ca2+ levelsF) A) and E)
G) C) and D)

Question 16

Match the hormone with the best description.
-Progesterone

Accepted Answer

A)  Aids in spermatogenesis
B)  Inhibits FSH secretion
C)  Menstrual cycle
D)  Increases flexibility of connective tissueE) B) and C)
F) A) and B)

Question 17

A tumor in the adrenal cortex causes excessively high levels of aldosterone. The high aldosterone levels cause ________.

Accepted Answer

A)   hyponatremia
B)   acidosis
C)   hypokalemia
D)   hypocalcemia
E)   hyperkalemiaF) None of the above
G) B) and D)

Question 18

Which of the following situations might be the result of hypersecretion of glucocorticoids?

Accepted Answer

A)   Weight loss
B)   Hypoglycemia
C)   Depression of the immune response
D)   Increased plasma levels of ACTH
E)   Proteins and lipids are unusedF) A) and E)
G) A) and D)

Question 19

Match the cell type with the hormone produced by that cell type.
-Beta cells

Accepted Answer

A)  Mineralocorticoids
B)  PTH
C)  Insulin
D)  ADH
E)  T3F) A) and B)
G) A) and C)

Question 20

Which of the following ions is necessary for thyroid hormone production?

Accepted Answer

A)   K+
B)   Ca2+
C)   I−
D)   Na+
E)   Cl−F) B) and D)
G) D) and E)

Exam 18: Endocrine Glands

Arrange the following in the sequence in which releasing hormones travel through them. (1) Secondary capillary network (2) Primary capillary network (3) Hypothalamohypophysial portal vessels

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Identify the function for which the endocrine system is NOT responsible.

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Which of the following is NOT a function of LH?

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An injection of epinephrine would

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Match the hormone with the best description. -Relaxin

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Which hormone is required for ovulation and formation of the corpus luteum?

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High blood glucose levels cause an increased secretion of ________.

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Indicate which pair of hormones act antagonistically to one another.

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Match the hormone with the best description. -Progesterone

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Hypersecretion of which of the following hormones causes increased metabolic rate, sensitivity to heat, weight loss, and exophthalmos?

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Match the hormone with its appropriate function. -ACTH

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Parathyroid hormone (PTH)

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Match the cell type with the hormone produced by that cell type. -Beta cells

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Which of the following situations might be the result of hypersecretion of glucocorticoids?

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Which of the following ions is necessary for thyroid hormone production?

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Match the pathological condition with its cause. -Acromegaly

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A person with insulin-dependent diabetes mellitus (IDDM) forgets to take their insulin. This causes ________.

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Match the pathological condition with its cause. -Cretinism

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Autocrine chemical messengers affect cells in close proximity to the secreting cell and paracrine chemical messengers affect cells that are located a greater distance from the secreting cell.

Correct AnswerverifiedShow Answer

A tumor in the adrenal cortex causes excessively high levels of aldosterone. The high aldosterone levels cause ________.

Correct AnswerverifiedShow Answer

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