Question 1

The adrenal medulla

Accepted Answer

A)   plays a role in the adaptation of the body for physical activity.
B)   decreases its secretions during stress.
C)   has acetylcholine as its major secretory product.
D)   is stimulated by the parasympathetic nervous system.
E)   is the outer layer of the adrenal glands.F) A) and C)
G) A) and B)

Question 2

Match the hormone with the best description.
-Estrogen

Accepted Answer

A)  Aids in spermatogenesis
B)  Inhibits FSH secretion
C)  Menstrual cycle
D)  Increases flexibility of connective tissueE) A) and D)
F) None of the above C

Question 3

Imagine that you are able to monitor specific cell activity in the body. If you detected a dramatic decrease in osteoclast activity, which of the following characteristics would also be detectable?

Accepted Answer

A)   Increased calcitonin levels in the blood
B)   Increased PTH levels in the blood
C)   Decreased calcitonin levels in the blood
D)   Decreased PTH levels in the bloodE) A) and B)
F) B) and C)

Question 4

Tetraiodothyronine is also commonly referred to as thyroxine.

Accepted Answer

A) True 
 B)False  True

Question 5

Which of the following is NOT a type of cell found in the pancreas?

Accepted Answer

A)   Acinar cells
B)   Gamma cells
C)   Delta cells
D)   Alpha cells
E)   Beta cellsF) A) and C)
G) B) and E)

Question 6

All of the following are changes due to age-related decreases in endocrine secretions, except

Accepted Answer

A)   decrease in muscle mass.
B)   decrease in bone mass.
C)   change in sleeping patterns.
D)   increased susceptibility to infection.
E)   inability to regulate blood glucose levels.F) B) and C)
G) All of the above

Question 7

Secretions of the pineal gland

Accepted Answer

A)   include vasopressin.
B)   may be involved with development of the immune system.
C)   may inhibit reproductive functions.
D)   increase the release of GnRH from the hypothalamus.
E)   decrease the tendency to sleep.F) A) and C)
G) C) and E)

Question 8

A decrease in blood volume will result in

Accepted Answer

A)   decreased blood pressure.
B)   increased ADH (antidiuretic hormone)  secretion.
C)   decreased urine volume.
D)   All of the choices are correct.E) All of the above
F) C) and D)

Question 9

Sully has lost his way while hiking. The temperature has dropped and he is beginning to feel a bit anxious. Which of the following hormone levels do you expect to increase under these conditions?

Accepted Answer

A)   TRH
B)   TSH
C)   Thyroid hormones
D)   All of the choices are correct.E) None of the above
F) B) and C)

Question 10

A function of the hypothalamohypophysial tract is to

Accepted Answer

A)   move ADH from the hypothalamus to the anterior pituitary.
B)   move releasing hormones from the hypothalamus to the posterior pituitary.
C)   carry action potentials to the posterior pituitary, causing the release of oxytocin.
D)   cause the release of insulin from the anterior pituitary.
E)   form a vascular connection from the hypothalamus to the posterior pituitary.F) A) and B)
G) C) and E)

Question 11

All of the following are regulatory functions of the endocrine system except ________.

Accepted Answer

A)   labor contractions
B)   development of tissues
C)   immune functions
D)   metabolic rate
E)   thermoregulationF) B) and D)
G) B) and E) E

Question 12

All of the following tissues are targeted by PTH, except ________.

Accepted Answer

A)   bone
B)   the kidneys
C)   muscleD) B) and C)
E) None of the above

Question 13

The rate of secretion of parathyroid hormone increases when

Accepted Answer

A)   serum Ca2+ levels increase.
B)   serum Ca2+ levels decrease.
C)   serum levels of TSH decrease.
D)   serum levels of TSH increase.
E)   serum levels of Na+ levels increase.F) D) and E)
G) A) and B)

Question 14

Read the two statements and use the following key to answer them.

(1)  Amount of water reabsorbed by the kidney when ADH is present
(2)  Amount of water reabsorbed by the kidney when ADH is absent

Accepted Answer

A)   The first item is greater than the second item.
B)   The first item is less than the second item.
C)   The first item is equal or nearly equal to the second item.D) A) and B)
E) None of the above

Question 15

Read the two statements and use the following key to answer them.
(1)  Amount of K+ excreted by the kidney if aldosterone secretion is high
(2)  Amount of K+ excreted by the kidney if aldosterone secretion is low

Accepted Answer

A)   The first item is greater than the second item.
B)   The first item is less than the second item.
C)   The first item is equal or nearly equal to the second item.D) A) and C)
E) All of the above

Question 16

All of the following conditions may result in the release of adrenal medullary hormones, except ________.

Accepted Answer

A)   stress
B)   low blood glucose
C)   exercise
D)   injury
E)   consuming a large mealF) A) and D)
G) C) and E)

Question 17

Urine volume ________ when ADH (antidiuretic hormone)  secretion decreases.

Accepted Answer

A)   increases
B)   decreases
C)   is not affected
D)   declines
E)   None of the choices are correct.F) B) and C)
G) D) and E)

Question 18

Cells responsible for the secretion of calcitonin are located

Accepted Answer

A)   between the follicles and among the cells that make up the follicle of the thyroid gland.
B)   within thyroid follicles.
C)   on the posterior surface of the thyroid gland.
D)   None of the choices are correct.E) B) and D)
F) None of the above

Question 19

If fluid intake increases dramatically over a short time frame,

Accepted Answer

A)   ADH (antidiuretic hormone)  secretion increases.
B)   ADH secretion decreases.
C)   there is no effect on ADH secretion.
D)   ADH secretion stops.
E)   None of the choices are correct.F) C) and D)
G) C) and E)

Question 20

Another name for the anterior pituitary is the ________.

Accepted Answer

The answer of Another name for the anterior pituitary is...

Exam 18: Endocrine Glands

The adrenal medulla

Correct AnswerverifiedShow Answer

Match the hormone with the best description. -Estrogen

Correct AnswerverifiedC

Imagine that you are able to monitor specific cell activity in the body. If you detected a dramatic decrease in osteoclast activity, which of the following characteristics would also be detectable?

Correct AnswerverifiedShow Answer

Tetraiodothyronine is also commonly referred to as thyroxine.

Correct AnswerverifiedTrue

Which of the following is NOT a type of cell found in the pancreas?

Correct AnswerverifiedShow Answer

All of the following are changes due to age-related decreases in endocrine secretions, except

Correct AnswerverifiedShow Answer

Secretions of the pineal gland

Correct AnswerverifiedShow Answer

A decrease in blood volume will result in

Correct AnswerverifiedShow Answer

Sully has lost his way while hiking. The temperature has dropped and he is beginning to feel a bit anxious. Which of the following hormone levels do you expect to increase under these conditions?

Correct AnswerverifiedShow Answer

A function of the hypothalamohypophysial tract is to

Correct AnswerverifiedShow Answer

All of the following are regulatory functions of the endocrine system except ________.

Correct AnswerverifiedE

All of the following tissues are targeted by PTH, except ________.

Correct AnswerverifiedShow Answer

The rate of secretion of parathyroid hormone increases when

Correct AnswerverifiedShow Answer

Read the two statements and use the following key to answer them. (1) Amount of water reabsorbed by the kidney when ADH is present (2) Amount of water reabsorbed by the kidney when ADH is absent

Correct AnswerverifiedShow Answer

Read the two statements and use the following key to answer them. (1) Amount of K+ excreted by the kidney if aldosterone secretion is high (2) Amount of K+ excreted by the kidney if aldosterone secretion is low

Correct AnswerverifiedShow Answer

All of the following conditions may result in the release of adrenal medullary hormones, except ________.

Correct AnswerverifiedShow Answer

Urine volume ________ when ADH (antidiuretic hormone) secretion decreases.

Correct AnswerverifiedShow Answer

Cells responsible for the secretion of calcitonin are located

Correct AnswerverifiedShow Answer

If fluid intake increases dramatically over a short time frame,

Correct AnswerverifiedShow Answer

Another name for the anterior pituitary is the ________.

Correct AnswerverifiedShow Answer

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C

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True

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E

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Read the two statements and use the following key to answer them. (1) Amount of K⁺ excreted by the kidney if aldosterone secretion is high (2) Amount of K⁺ excreted by the kidney if aldosterone secretion is low

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