Question 1

If both ACTH (adrenocorticotropic hormone)  and cortisol levels increase, which of the following would occur?

Accepted Answer

A)   ACTH production is increased even more by positive feedback.
B)   High cortisol levels will begin to cause ACTH levels to decline.
C)   High ACTH levels will begin to cause cortisol levels to decline.
D)   Aldosterone levels will increase.
E)   None of the choices are correct.F) A) and B)
G) All of the above

Question 2

Growth hormone

Accepted Answer

A)   increases amino acid uptake in cells.
B)   decreases the use of lipids as an energy source.
C)   decreases the synthesis and storage of glycogen.
D)   increases the use of glucose for energy.
E)   facilitates the uptake of glucose by cells.F) C) and D)
G) A) and B)

Question 3

Read the two statements and use the following key to answer them.
(1)  Level of ACTH during stress
(2)  Level of ACTH during relaxation

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) None of the above
E) All of the above

Question 4

John Smith works outdoors in the winter at a ski resort. His thyroid hormone levels are

Accepted Answer

A)   lower in the winter to conserve body heat.
B)   higher in the winter to increase body temperature.
C)   lowered in the summer after his job to decrease body temperature.
D)   increased in the summer after his job to increase body temperature.
E)   unaffected by his job.F) B) and C)
G) None of the above

Question 5

The hypothalamohypophysial portal system extends from the hypothalamus to the ________.

Accepted Answer

The answer of The hypothalamohypophysial portal system extends from the...

Question 6

Which of the following is NOT an effect of dropping blood glucose levels, 1-2 hours after a meal?

Accepted Answer

A)   Increased sympathetic stimulation causes insulin secretion to decrease.
B)   Decreasing blood nutrient levels cause increased growth hormone secretion.
C)   Decreasing blood nutrient levels cause increased cortisol secretion.
D)   Increasing parasympathetic stimulation causes increased glucagon secretion.E) A) and D)
F) B) and C)

Question 7

Use the following information concerning thyroid hormone secretion to determine the best answer.
Normal serum levels for TS1U1B13S1U1B0, TS1U1B14S1U1B0, and TSH are as follows:  Consider the following laboratory results of thyroid function and TSH levels. 
-Based on these laboratory results, which patient is most likely to have the following pathological condition: destructive tumor of anterior pituitary that destroys TSH secreting cells?

Accepted Answer

The answer of Use the following information concerning thyroid hormone...

Question 8

Nancy is 8 months pregnant. Her physician mentioned that the placental LH-like hormone levels had decreased. Should Nancy be concerned?

Accepted Answer

A)   No; the secretion of an LH-like substance by the placenta is important in the first trimester, and Nancy's pregnancy is beyond the first trimester.
B)   Yes; the secretion of an LH-like substance by the placenta throughout the pregnancy is necessary to maintain the pregnancy.
C)   No; the placenta doesn't normally secrete an LH-like substance at any time during pregnancy.
D)   Yes; a drop in the secretion of an LH-like substance this late in the pregnancy will disrupt normal embryonic development.E) A) and B)
F) A) and C)

Question 9

T3 and T4 are stored in the lumen of thyroid follicles as part of the ________ molecule.

Accepted Answer

A)   thyrotropin
B)   thyroid-stimulating hormone
C)   thyroxine-binding protein
D)   thyroglobulin
E)   calcitoninF) C) and E)
G) A) and B)

Question 10

Which of the following helps to keep blood nutrients at normal levels six to eight hours after a meal?

Accepted Answer

A)   Parasympathetic stimulation of the pancreas
B)   Breakdown of glycogen in the liver releasing glucose
C)   Increased production of insulin by the pancreas
D)   Increased glucose uptake by cells
E)   Glycogen synthesisF) C) and E)
G) A) and B)

Question 11

Which gland is located in the sella turcica?

Accepted Answer

A)   Thymus
B)   Adrenal
C)   Pineal
D)   Hypothalamus
E)   Pituitary (hypophysis) F) A) and B)
G) D) and E)

Question 12

Match the hormone with its appropriate function.
-Thymosin

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 B)
G) A) and C)

Question 13

ADH (antidiuretic hormone)  secretion will increase when

Accepted Answer

A)   blood osmolality increases.
B)   blood pressure increases.
C)   blood volume increases.
D)   blood pressure decreases.
E)   Both "blood osmolality increases" and "blood pressure decreases" are correct.F) A) and B)
G) B) and C)

Question 14

The two functional portions of the pituitary gland are the ________.

Accepted Answer

A)   infundibulum and neurohypophysis
B)   pars nervosa and pars tuberalis
C)   neurohypophysis and adenohypophysis
D)   adenohypophysis and infundibulum
E)   infundibulum and hypothalamohypophysial portal systemF) A) and D)
G) B) and D)

Question 15

Match the endocrine gland with the hormone it secretes.
-Thyroid

Accepted Answer

A)  Glucagon
B)  Progesterone
C)  Cortisol
D)  T3
E)  ProlactinF) A) and E)
G) D) and E)

Question 16

The endocrine glands located on top of the kidneys are the ________ glands.

Accepted Answer

A)   thyroid
B)   vestibular
C)   adrenal
D)   parathyroid
E)   renalF) B) and D)
G) C) and D)

Question 17

In gluconeogenesis,

Accepted Answer

A)   glucose is used for energy.
B)   glycogen is broken down to glucose.
C)   glucose is formed from amino acids.
D)   glycogen is synthesized from excess glucose.
E)   glucose is formed from fatty acids.F) A) and E)
G) A) and B)

Question 18

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

Accepted Answer

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

Question 19

An increase in ADH (antidiuretic hormone)  secretion will cause

Accepted Answer

A)   the intestines to absorb more water.
B)   the kidney tubules to retain more water.
C)   a person to drink more water.
D)   All of the choices are correct.E) A) and B)
F) A) and C)

Question 20

A ________ hormone stimulates the secretion of other hormones from the target tissues.

Accepted Answer

A)   tropic
B)   inhibitory
C)   releasing
D)   lipid derivativeE) B) and C)
F) A) and C)

Exam 18: Endocrine Glands

T₃ and T₄ are stored in the lumen of thyroid follicles as part of the ________ molecule.

Correct Answer
verified

The endocrine glands located on top of the kidneys are the ________ glands.

Correct Answer
verified

Growth hormone

Correct Answer
verified

Match the endocrine gland with the hormone it secretes. -Thyroid

Correct Answer
verified

Read the two statements and use the following key to answer them. (1) Level of ACTH during stress (2) Level of ACTH during relaxation

Correct Answer
verified

Which of the following is NOT an effect of dropping blood glucose levels, 1-2 hours after a meal?

Correct Answer
verified

If both ACTH (adrenocorticotropic hormone) and cortisol levels increase, which of the following would occur?

Correct Answer
verified

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

Correct Answer
verified

Match the hormone with its appropriate function. -Thymosin

Correct Answer
verified

ADH (antidiuretic hormone) secretion will increase when

Correct Answer
verified

The hypothalamohypophysial portal system extends from the hypothalamus to the ________.

Correct Answer
verified

Which gland is located in the sella turcica?

Correct Answer
verified

An increase in ADH (antidiuretic hormone) secretion will cause

Correct Answer
verified

John Smith works outdoors in the winter at a ski resort. His thyroid hormone levels are

Correct Answer
verified

Correct Answer
verified

A ________ hormone stimulates the secretion of other hormones from the target tissues.

Correct Answer
verified

Which of the following helps to keep blood nutrients at normal levels six to eight hours after a meal?

Correct Answer
verified

The two functional portions of the pituitary gland are the ________.

Correct Answer
verified

In gluconeogenesis,

Correct Answer
verified

Nancy is 8 months pregnant. Her physician mentioned that the placental LH-like hormone levels had decreased. Should Nancy be concerned?

Correct Answer
verified

Exam 18: Endocrine Glands

T3 and T4 are stored in the lumen of thyroid follicles as part of the ________ molecule.

Correct AnswerverifiedShow Answer

The endocrine glands located on top of the kidneys are the ________ glands.

Correct AnswerverifiedShow Answer

Growth hormone

Correct AnswerverifiedShow Answer

Match the endocrine gland with the hormone it secretes. -Thyroid

Correct AnswerverifiedShow Answer

Read the two statements and use the following key to answer them. (1) Level of ACTH during stress (2) Level of ACTH during relaxation

Correct AnswerverifiedShow Answer

Which of the following is NOT an effect of dropping blood glucose levels, 1-2 hours after a meal?

Correct AnswerverifiedShow Answer

If both ACTH (adrenocorticotropic hormone) and cortisol levels increase, which of the following would occur?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Match the hormone with its appropriate function. -Thymosin

Correct AnswerverifiedShow Answer

ADH (antidiuretic hormone) secretion will increase when

Correct AnswerverifiedShow Answer

The hypothalamohypophysial portal system extends from the hypothalamus to the ________.

Correct AnswerverifiedShow Answer

Which gland is located in the sella turcica?

Correct AnswerverifiedShow Answer

An increase in ADH (antidiuretic hormone) secretion will cause

Correct AnswerverifiedShow Answer

John Smith works outdoors in the winter at a ski resort. His thyroid hormone levels are

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

A ________ hormone stimulates the secretion of other hormones from the target tissues.

Correct AnswerverifiedShow Answer

Which of the following helps to keep blood nutrients at normal levels six to eight hours after a meal?

Correct AnswerverifiedShow Answer

The two functional portions of the pituitary gland are the ________.

Correct AnswerverifiedShow Answer

In gluconeogenesis,

Correct AnswerverifiedShow Answer

Nancy is 8 months pregnant. Her physician mentioned that the placental LH-like hormone levels had decreased. Should Nancy be concerned?

Correct AnswerverifiedShow Answer

T₃ and T₄ are stored in the lumen of thyroid follicles as part of the ________ molecule.

Correct Answer
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