Question 1

The endocrine cells of the pancreas are located in small groupings throughout the organ known as the ________.

Accepted Answer

islets of Langerhans...

Question 2

Using the figure above, identify each endocrine gland (A-G).
-thymus

Accepted Answer

The answer of  Using the figure above, identify each...

Question 3

During times of stress, which one of the following glands stimulates the anterior pituitary to release ACTH?

Accepted Answer

A)   hypothalamus
B)   pancreas
C)   adrenal medulla
D)   posterior pituitary
E)   anterior pituitaryF) C) and D)
G) B) and E)

Question 4

Insulin helps regulate blood sugar at homeostatic levels by

Accepted Answer

A)   stimulating alpha cells of the pancreas to produce more hormones.
B)   promoting the entry of glucose into cells.
C)   stimulating the breakdown of glycogen to glucose.
D)   activating hormone production in the posterior pituitary gland.
E)   promoting the breakdown of fat.F) C) and D)
G) B) and D)

Question 5

Which one of the following is required in the diet in order for active thyroid hormones to be produced?

Accepted Answer

A)   calcium
B)   phosphorus
C)   iodine
D)   zinc
E)   ironF) All of the above
G) A) and D)

Question 6

Although most of the estrogen and testosterone produced in the human body is made by the ovaries and testes, respectively, small amounts of these hormones are also produced by the ________.

Accepted Answer

The answer of Although most of the estrogen and testosterone...

Question 7

Hormones act upon specific target tissues because

Accepted Answer

A)   they interact only with target cells at a synapse.
B)   they are released next to target tissues, so they cannot interact with other cells.
C)   target tissues display the appropriate receptor for a particular hormone.
D)   they can be released only following depolarization of the target cell.
E)   the blood has access to all body tissues.F) A) and E)
G) A) and B)

Question 8

Luteinizing hormone is considered a gonadotropin because of which one of the following reasons?

Accepted Answer

A)   It stimulates the growth and development of gonads, but only in females.
B)   It stimulates the growth but not the development of gonads in males.
C)   It promotes the growth of reproductive organs in both males and females.
D)   It functions to complement the activity of TSH.
E)   It triggers the production of gonadotropin hormones.F) B) and D)
G) B) and E)

Question 9

Match each of the following hormones to its target organ.
-thyrotropin

Accepted Answer

A)  ovary, testis
B)  breasts
C)  adrenal cortex
D)  anterior pituitary
E)  stomachF) thyroidG) kidneyH) muscles and bonesI) E) and F)
J) D) and H)

Question 10

Which one of the following causes the release of epinephrine and norepinephrine from the adrenal medulla?

Accepted Answer

A)   ACTH from the anterior pituitary
B)   AMTH form the anterior pituitary
C)   releasing hormone from the hypothalamus
D)   sympathetic nerves
E)   parasympathetic nervesF) C) and D)
G) B) and D)

Question 11

Match each of the following hormones to its target organ.
-growth hormone

Accepted Answer

A)  ovary, testis
B)  breasts
C)  adrenal cortex
D)  anterior pituitary
E)  stomachF) thyroidG) kidneyH) muscles and bonesI) A) and E)
J) B) and C)

Question 12

Match each of the following hormones to its function.
-stimulates cell uptake of glucose by cells throughout the body

Accepted Answer

A)  insulin
B)  LH
C)  oxytocin
D)  calcitonin
E)  ACTHF) aldosteroneG) A) and B)
H) A) and E)

Question 13

The ovaries of women function as endocrine organs by producing

Accepted Answer

A)   estrogen and progesterone.
B)   oxytocin.
C)   growth hormone.
D)   ADH.
E)   prostaglandins.F) B) and C)
G) D) and E)

Question 14

Steroid hormones typically move across the cell and nuclear membranes to bind to receptors in the nucleus.

Accepted Answer

A) True 
 B)False

Question 15

________ cells have axons that can transmit nerve impulses in addition to being able to secrete hormones like endocrine cells.

Accepted Answer

The answer of ________ cells have axons that can transmit...

Question 16

The action of nonsteroid hormones often results in conversion of ATP to cyclic AMP, which then functions

Accepted Answer

A)   as an internal receptor for steroid hormones.
B)   as an enzyme in the generation of ATP.
C)   to initiate a cascade of enzyme activations.
D)   to stimulate the release of the original hormone from the cell surface receptor.
E)   as a secondary hormone released into the bloodstream.F) B) and E)
G) None of the above

Question 17

All of the following statements about the endocrine system are TRUE EXCEPT which one?

Accepted Answer

A)   Many hormones are not able to cross the blood-brain barrier.
B)   Hormones are distributed via the circulatory system.
C)   Hormones exert their effects on cells that have the specific hormone receptor.
D)   Hormones act more quickly than the nervous system.
E)   The endocrine system and the nervous system frequently interact.F) B) and E)
G) A) and E)

Question 18

Thyroxine is released from the thyroid gland in response to the presence of

Accepted Answer

A)   ACTH.
B)   TSH.
C)   FSH.
D)   LH.
E)   GH.F) A) and B)
G) None of the above

Question 19

The anterior pituitary gland produces all of the following EXCEPT which one?

Accepted Answer

A)   ACTH
B)   LH
C)   PRL
D)   TSH
E)   ADHF) None of the above
G) B) and D)

Question 20

Match each event labeled on the graph with the description of what is occurring in relation to blood glucose levels. 
-glucagon secretion is inhibited

Accepted Answer

The answer of Match each event labeled on the graph...

Exam 13: The Endocrine System

Match each of the following hormones to its function. -stimulates cell uptake of glucose by cells throughout the body

Correct AnswerverifiedShow Answer

The endocrine cells of the pancreas are located in small groupings throughout the organ known as the ________.

Correct Answerverifiedislets of Langerhans...View AnswerShow Answer

Steroid hormones typically move across the cell and nuclear membranes to bind to receptors in the nucleus.

Correct AnswerverifiedShow Answer

The ovaries of women function as endocrine organs by producing

Correct AnswerverifiedShow Answer

Insulin helps regulate blood sugar at homeostatic levels by

Correct AnswerverifiedShow Answer

Which one of the following is required in the diet in order for active thyroid hormones to be produced?

Correct AnswerverifiedShow Answer

Thyroxine is released from the thyroid gland in response to the presence of

Correct AnswerverifiedShow Answer

________ cells have axons that can transmit nerve impulses in addition to being able to secrete hormones like endocrine cells.

Correct AnswerverifiedShow Answer

Match each of the following hormones to its target organ. -thyrotropin

Correct AnswerverifiedShow Answer

During times of stress, which one of the following glands stimulates the anterior pituitary to release ACTH?

Correct AnswerverifiedShow Answer

The anterior pituitary gland produces all of the following EXCEPT which one?

Correct AnswerverifiedShow Answer

Hormones act upon specific target tissues because

Correct AnswerverifiedShow Answer

Match each event labeled on the graph with the description of what is occurring in relation to blood glucose levels. -glucagon secretion is inhibited

Correct AnswerverifiedShow Answer

Although most of the estrogen and testosterone produced in the human body is made by the ovaries and testes, respectively, small amounts of these hormones are also produced by the ________.

Correct AnswerverifiedShow Answer

Luteinizing hormone is considered a gonadotropin because of which one of the following reasons?

Correct AnswerverifiedShow Answer

The action of nonsteroid hormones often results in conversion of ATP to cyclic AMP, which then functions

Correct AnswerverifiedShow Answer

All of the following statements about the endocrine system are TRUE EXCEPT which one?

Correct AnswerverifiedShow Answer

Match each of the following hormones to its target organ. -growth hormone

Correct AnswerverifiedShow Answer

Which one of the following causes the release of epinephrine and norepinephrine from the adrenal medulla?

Correct AnswerverifiedShow Answer

Using the figure above, identify each endocrine gland (A-G). -thymus

Correct AnswerverifiedShow Answer

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islets of Langerhans...
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