Question 1

Both the thymus and the pineal gland shrink after childhood.

Accepted Answer

A) True 
 B)False

Question 2

What makes a cell responsive to a particular hormone?

Accepted Answer

A)   The chemical properties of the hormone
B)   The presence of a receptor for that particular hormone
C)   The location of the gland that secretes the hormone
D)   The location of the target cells in the body
E)   The site where the hormone is secretedF) B) and C)
G) C) and D)

Question 3

_________ are secreted by one cell into the tissue fluid,diffuse to nearby cells in the same tissue,and stimulate their physiology.

Accepted Answer

A)   Neurotransmitters
B)   Neuromodulators
C)   Hormones
D)   Parahormones
E)   ParacrinesF) C) and E)
G) A) and B)

Question 4

The __________ is not an endocrine gland but it has a role in endocrine function.

Accepted Answer

A)   kidney
B)   pancreas
C)   thyroid gland
D)   parathyroid gland
E)   adrenal glandF) C) and D)
G) None of the above

Question 5

TEST and EST are abbreviations for testosterone and estrogen.

Accepted Answer

A) True 
 B)False

Question 6

Prostaglandins are considered paracrines.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is not a characteristic of diabetes mellitus?

Accepted Answer

A)   Hypoglycemia
B)   Polyuria
C)   Polyphagia
D)   Polydipsia
E)   GlycosuriaF) A) and E)
G) A) and C)

Question 8

Circulating hormones are mostly taken up and degraded by the _________ and the __________.

Accepted Answer

A)   adrenal glands;intestines
B)   liver;kidneys
C)   blood;kidneys
D)   liver;spleen
E)   spleen;kidneysF) A) and D)
G) D) and E)

Question 9

Which of the following is true regarding cortisol?

Accepted Answer

A)   It inhibits fat digestion.
B)   It stimulates protein synthesis.
C)   It promotes glycogen synthesis.
D)   It stimulates glucose intake by most organs.
E)   It promotes breakdown of fat and protein.F) D) and E)
G) All of the above

Question 10

Thyrotropin-releasing hormone targets the __________.

Accepted Answer

A)   thyroid gland
B)   thyroid hormone
C)   hypothalamus
D)   posterior pituitary
E)   anterior pituitaryF) A) and B)
G) All of the above

Question 11

Which of the following is not a hypothalamic hormone?

Accepted Answer

A)   Antidiuretic hormone (ADH) 
B)   Luteinizing hormone (LH) 
C)   Thyrotropin releasing hormone (TRH) 
D)   Somatostatin
E)   Prolactin-inhibiting hormone (PIH) F) None of the above
G) A) and E)

Question 12

Which of these hormones does not stimulate the release of another hormone by its target cells?

Accepted Answer

A)   TSH
B)   GRH
C)   ACTH
D)   PRL
E)   TRHF) C) and D)
G) A) and C)

Question 13

Thyroid hormone has a calorigenic effect.

Accepted Answer

A) True 
 B)False

Question 14

Testosterone is a gonadotropin.

Accepted Answer

A) True 
 B)False

Question 15

Hormones that bind to proteins while transported in the blood generally have a longer half-life.

Accepted Answer

A) True 
 B)False

Question 16

Many effects of growth hormone are mediated by insulin-like growth factors (IGFs)secreted by the pancreas.

Accepted Answer

A) True 
 B)False

Question 17

__________ secretion is controlled by neuroendocrine reflexes,whereas __________ secretion is controlled by negative feedback mechanisms.

Accepted Answer

A)   Thyroid stimulating hormone (TSH) ;luteinizing hormone (LH) 
B)   Oxytocin (OT) ;antidiuretic hormone (ADH) 
C)   Antidiuretic hormone (ADH) ;oxytocin (OT) 
D)   Antidiuretic hormone (ADH) ;thyroid stimulating hormone (TSH) 
E)   Follicle-stimulating hormone (FSH) ;luteinizing hormone (LH) F) C) and E)
G) A) and B)

Question 18

Eicosanoids are derived from __________.

Accepted Answer

A)   arachidonic acid
B)   leukotriene
C)   prostacyclin
D)   prostaglandins
E)   thromboxanesF) All of the above
G) A) and C)

Question 19

Which of the following is not a steroid hormone?

Accepted Answer

A)   Insulin
B)   Cortisol
C)   Progesterone
D)   Aldosterone
E)   EstradiolF) B) and D)
G) A) and B)

Question 20

The zona fasciculata in the adrenal gland secretes ___________.

Accepted Answer

A)   glucagon
B)   epinephrine
C)   estradiol
D)   aldosterone
E)   cortisolF) B) and D)
G) A) and B)

Exam 17: The Endocrine System

TEST and EST are abbreviations for testosterone and estrogen.

Correct AnswerverifiedShow Answer

Thyroid hormone has a calorigenic effect.

Correct AnswerverifiedShow Answer

Which of the following is true regarding cortisol?

Correct AnswerverifiedShow Answer

Which of the following is not a characteristic of diabetes mellitus?

Correct AnswerverifiedShow Answer

Thyrotropin-releasing hormone targets the __________.

Correct AnswerverifiedShow Answer

Which of the following is not a hypothalamic hormone?

Correct AnswerverifiedShow Answer

Eicosanoids are derived from __________.

Correct AnswerverifiedShow Answer

Prostaglandins are considered paracrines.

Correct AnswerverifiedShow Answer

Which of the following is not a steroid hormone?

Correct AnswerverifiedShow Answer

_________ are secreted by one cell into the tissue fluid,diffuse to nearby cells in the same tissue,and stimulate their physiology.

Correct AnswerverifiedShow Answer

Which of these hormones does not stimulate the release of another hormone by its target cells?

Correct AnswerverifiedShow Answer

__________ secretion is controlled by neuroendocrine reflexes,whereas __________ secretion is controlled by negative feedback mechanisms.

Correct AnswerverifiedShow Answer

Hormones that bind to proteins while transported in the blood generally have a longer half-life.

Correct AnswerverifiedShow Answer

Many effects of growth hormone are mediated by insulin-like growth factors (IGFs)secreted by the pancreas.

Correct AnswerverifiedShow Answer

Both the thymus and the pineal gland shrink after childhood.

Correct AnswerverifiedShow Answer

The zona fasciculata in the adrenal gland secretes ___________.

Correct AnswerverifiedShow Answer

Circulating hormones are mostly taken up and degraded by the _________ and the __________.

Correct AnswerverifiedShow Answer

Testosterone is a gonadotropin.

Correct AnswerverifiedShow Answer

What makes a cell responsive to a particular hormone?

Correct AnswerverifiedShow Answer

The __________ is not an endocrine gland but it has a role in endocrine function.

Correct AnswerverifiedShow Answer

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secretion is controlled by neuroendocrine reflexes,whereas secretion is controlled by negative feedback mechanisms.

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Circulating hormones are mostly taken up and degraded by the _ and the __.

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