Question 1

This hormone sustains milk production after birth.

Accepted Answer

A)   ADH
B)   PTH
C)   PRL
D)   OT
E)   GHF) A) and C)
G) A) and B)

Question 2

Cholesterol is the building block of which hormone group?

Accepted Answer

A)   amines
B)   peptides
C)   polypeptides and proteins
D)   steroidsE) A) and B)
F) All of the above

Question 3

This hormone causes the kidneys to conserve water.

Accepted Answer

A)   ADH
B)   PTH
C)   PRL
D)   OT
E)   GHF) B) and E)
G) A) and B)

Question 4

What is the term for chemical messengers that are released into interstitial fluid,diffuse into the blood stream and act on target cells that are a distance away?

Accepted Answer

A)   ligand
B)   neurotransmitter
C)   hormone
D)   glycolipidE) All of the above
F) A) and D)

Question 5

In the alarm stage of a stress response,air passages dilate.

Accepted Answer

A) True 
 B)False

Question 6

The pancreas functions as both an endocrine gland and as an exocrine gland.

Accepted Answer

A) True 
 B)False

Question 7

This hormone is manufactured by cells of the pineal gland.

Accepted Answer

A)   ADH
B)   prolactin
C)   aldosterone
D)   melatoninE) A) and C)
F) All of the above

Question 8

A person who is experiencing the effects of chronic stress usually has

Accepted Answer

A)   increased activity of the spleen and other lymphatic organs.
B)   increased activity of the immune system.
C)   increased resistance to infections.
D)   increased blood pressure.
E)   decreased plasma levels of cortisol.F) B) and D)
G) A) and E)

Question 9

Which statement best describes the action of insulin?

Accepted Answer

A)   Liver cells convert glycogen to glucose,raising blood sugar.
B)   Liver cells synthesize glycogen from glucose,lowering blood sugar.
C)   Tissue cells transport glucose into cells,lowering blood sugar.
D)   b and c onlyE) B) and C)
F) All of the above

Question 10

Insulin causes

Accepted Answer

A)   a decrease in the concentration of blood glucose.
B)   a decrease in the permeability of cell membranes to glucose.
C)   an increase in the production of glucose from glycogen.
D)   an increase in the concentration of blood glucose.
E)   none of the above.F) None of the above
G) A) and C)

Question 11

Diabetes mellitus is characterized by

Accepted Answer

A)   glucose in the urine.
B)   excess urine production.
C)   dehydration.
D)   increased thirst.
E)   all of the above.F) A) and C)
G) A) and B)

Question 12

Hormone effects on target cells can continue even if hormone secretion has stopped.

Accepted Answer

A) True 
 B)False

Question 13

In the resistance stage of a stress response,sympathetic nerves stimulate the adrenal cortex.

Accepted Answer

A) True 
 B)False

Question 14

Parathyroid hormone stimulates

Accepted Answer

A)   follicular cell activity.
B)   osteoblast activity.
C)   osteoclast activity.
D)   fibroblast activity.
E)   basal metabolic rate.F) B) and E)
G) None of the above

Question 15

Thyroxine (T4)and Triiodothyronine (T3)have opposite effects on target cells.

Accepted Answer

A) True 
 B)False

Question 16

Thyroid hormone (TH) release in response to stimulation by TSH is an example of this control method.

Accepted Answer

A)   The hypothalamus and pituitary stimulate a peripheral endocrine gland.
B)   The nervous system stimulates a gland directly.
C)   Changing plasma levels of a substance stimulate a gland directly.D) All of the above
E) A) and C)

Question 17

This hormone is produced in response to the absence of light in the environment,and is associated with circadian rhythms.

Accepted Answer

A)   serotonin
B)   acetylcholine
C)   melatonin
D)   dopamineE) A) and B)
F) A) and C)

Question 18

What is the most common regulator of hormone secretion?

Accepted Answer

A)   the autonomic nervous system
B)   the central nervous system
C)   negative feedback
D)   positive feedbackE) A) and D)
F) All of the above

Question 19

A group of lipids called prostaglandins act as "local hormones" on a variety of tissues.

Accepted Answer

A) True 
 B)False

Question 20

Growth hormone release is stimulated by

Accepted Answer

A)   growth hormone releasing hormone.
B)   adrenocorticotropic hormone.
C)   thyrotropin releasing hormone.
D)   increased blood sugar.
E)   dehydration.F) B) and C)
G) D) and E)

Exam 11: Endocrine System

This hormone is produced in response to the absence of light in the environment,and is associated with circadian rhythms.

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This hormone causes the kidneys to conserve water.

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Hormone effects on target cells can continue even if hormone secretion has stopped.

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A person who is experiencing the effects of chronic stress usually has

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This hormone is manufactured by cells of the pineal gland.

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This hormone sustains milk production after birth.

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The pancreas functions as both an endocrine gland and as an exocrine gland.

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A group of lipids called prostaglandins act as "local hormones" on a variety of tissues.

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Diabetes mellitus is characterized by

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What is the term for chemical messengers that are released into interstitial fluid,diffuse into the blood stream and act on target cells that are a distance away?

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Cholesterol is the building block of which hormone group?

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Thyroxine (T4)and Triiodothyronine (T3)have opposite effects on target cells.

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In the resistance stage of a stress response,sympathetic nerves stimulate the adrenal cortex.

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In the alarm stage of a stress response,air passages dilate.

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Parathyroid hormone stimulates

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Which statement best describes the action of insulin?

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Growth hormone release is stimulated by

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Thyroid hormone (TH) release in response to stimulation by TSH is an example of this control method.

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What is the most common regulator of hormone secretion?

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Insulin causes

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Thyroxine (T₄)and Triiodothyronine (T₃)have opposite effects on target cells.

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