Question 1

Which statement is correct for adrenocorticotropic hormone?

Accepted Answer

A)  It is a tropic hormone secreted by the adrenal cortex. 
B)  It stimulates the production of androgens by the testes. 
C)  It is controlled in part by CRH from the hypothalamus.

Question 2

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all):
-stimulates glycogenesis

Accepted Answer

A) ACTH 
B) aldosterone 
C) calcitonin 
D) cortisol 
E) DHEA
F)epinephrine
G)glucagon
H)insulin
I)parathyroid hormone
J)thyroid hormone
K)vitamin D

Question 3

Which of the following does NOT stimulate insulin secretion?

Accepted Answer

A)  elevated blood amino acid concentration 
B)  gastrointestinal hormones 
C)  a fast-food hamburger 
D)  starvation

Question 4

Indicate the effect each item in the top column has on the secretion rate of the hormone in the bottom column by using the answer code (options may be used more than once or not at all): a.increases b.decreases c.has little or no effect on *increased TSH _____ thyroid hormone *increased TRH _____ TSH *increased thyroid hormone _____ TSH *decreased iodine in diet _____ thyroid hormone *increased ACTH _____ aldosterone *increased ACTH _____ cortisol *stress _____ cortisol *stress _____ epinephrine *increased renin-angiotensin _____ aldosterone *increased plasma K⁺ _____ aldosterone *increased blood glucose _____ insulin *increased blood glucose _____ glucagon *increased plasma Ca²⁺ _____ parathyroid hormone *increased plasma Ca²⁺ _____ calcitonin *increased TSH _____ calcitonin *increased plasma PO₄^3- _____ parathyroid hormone

Accepted Answer

The answer of Indicate the effect each item in the...

Question 5

One atom of I attached to tyrosine yields _____________________ whereas the addition of two I atoms to tyrosine forms _____________________.

Accepted Answer

The answer of One atom of I attached to tyrosine...

Question 6

_____________________ refers to the synthesis of larger organic molecules from smaller organic molecules.

Accepted Answer

The answer of _____________________ refers to the synthesis of larger...

Question 7

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all):
-increases osteoblast activity

Accepted Answer

A) ACTH 
B) aldosterone 
C) calcitonin 
D) cortisol 
E) DHEA
F)epinephrine
G)glucagon
H)insulin
I)parathyroid hormone
J)thyroid hormone
K)vitamin D

Question 8

Indicate which hormone abnormality is responsible for the symptoms listed by using the answer code (options may be used more than once or not at all):
-deformed bones,especially weight-bearing bones

Accepted Answer

A) catecholamine excess 
B) catecholamine deficiency 
C) mineralocorticoid excess 
D) glucocorticoid excess 
E) mineralocorticoid glucocorticoid deficiency
F)adrenal androgen excess in adult women
G)adrenal androgen excess in prepubertal boys
H)adrenal androgen excess before birth in female
I)parathyroid hormone deficiency
J)parathyroid hormone excess
K)vitamin D deficiency
L)vitamin D excess
M)insulin deficiency
N)insulin excess

Question 9

Which of the following is NOT an effect of glucagon?

Accepted Answer

A)  It diminishes the degradation of hepatic proteins. 
B)  It enhances hepatic ketogenesis. 
C)  It increases hepatic glucose production. 
D)  It is secreted by the alpha cells of the pancreas.

Question 10

Describe the production and secretion of thyroid hormones.

Accepted Answer

The answer of Describe the production and secretion of thyroid...

Question 11

The step in vitamin D activation accomplished by the ____________________ is subject to regulation by ____________________ and ____________________

Accepted Answer

The answer of The step in vitamin D activation accomplished...

Question 12

What is the major factor that promotes increased secretion of cortisol from the adrenal cortex?

Accepted Answer

A)  low Na+ concentration in the extracellular fluid 
B)  physical and emotional stress 
C)  angiotensin II 
D)  increased blood amino acid concentration

Question 13

The absorptive state is directed by an increase in insulin secretion.

Accepted Answer

A) True 
 B)False

Question 14

Indicate which hormone abnormality is responsible for the symptoms listed by using the answer code (options may be used more than once or not at all):
-high blood glucose,muscle weakness and fatigue,"moon-face," "buffalo hump"

Accepted Answer

A) catecholamine excess 
B) catecholamine deficiency 
C) mineralocorticoid excess 
D) glucocorticoid excess 
E) mineralocorticoid glucocorticoid deficiency
F)adrenal androgen excess in adult women
G)adrenal androgen excess in prepubertal boys
H)adrenal androgen excess before birth in female
I)parathyroid hormone deficiency
J)parathyroid hormone excess
K)vitamin D deficiency
L)vitamin D excess
M)insulin deficiency
N)insulin excess

Question 15

Which statement concerning the synthesis and storage of thyroid hormones is INCORRECT?

Accepted Answer

A)  The "iodine pump" of the follicular cells is important for thyroid hormone production. 
B)  Thyroid hormones are formed within a much larger molecule called thyroglobulin. 
C)  Thyroid hormone synthesis is greatly stimulated by the presence of TSH. 
D)  A one- to two-hour supply of thyroid hormone is stored within the colloid in the lumen of the follicle.

Question 16

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all):
-directly promotes Ca²⁺ absorption from the small intestine

Accepted Answer

A) ACTH 
B) aldosterone 
C) calcitonin 
D) cortisol 
E) DHEA
F)epinephrine
G)glucagon
H)insulin
I)parathyroid hormone
J)thyroid hormone
K)vitamin D

Question 17

Which statement is INCORRECT for insulin?

Accepted Answer

A)  It promotes the insertion of additional glucose transporters in the plasma membranes of insulin-dependent cells. 
B)  It stimulates glycogenesis and inhibits glycogenolysis. 
C)  Its secretion is increased in response to a fall in blood glucose concentration.

Question 18

MATCHING
Indicate the source of each of the hormones by using the answer code (options may be used more than once or not at all):
-parathyroid hormone

Accepted Answer

A) alpha cells of islets of Langerhans in the pancreas 
B) beta cells of islets of Langerhans in the pancreas 
C) anterior pituitary 
D) hypothalamus 
E) adrenal cortex
F)adrenal medulla
G)parathyroid gland
H)thyroid gland
I)skin

Question 19

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all):
-stimulates facultative reabsorption of Na⁺

Accepted Answer

A) ACTH 
B) aldosterone 
C) calcitonin 
D) cortisol 
E) DHEA
F)epinephrine
G)glucagon
H)insulin
I)parathyroid hormone
J)thyroid hormone
K)vitamin D

Question 20

What is NOT true of glucocorticoids?

Accepted Answer

A)  decreased gluconeogenesis and glycogenolysis 
B)  increased fat mobilization 
C)  increased breakdown of muscle proteins

Exam 16: The Endocrine Glands

Which statement is correct for adrenocorticotropic hormone?

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all) : -stimulates glycogenesis

Which of the following does NOT stimulate insulin secretion?

One atom of I attached to tyrosine yields _ whereas the addition of two I atoms to tyrosine forms _.

_____________________ refers to the synthesis of larger organic molecules from smaller organic molecules.

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all) : -increases osteoblast activity

Indicate which hormone abnormality is responsible for the symptoms listed by using the answer code (options may be used more than once or not at all) : -deformed bones,especially weight-bearing bones

Which of the following is NOT an effect of glucagon?

Describe the production and secretion of thyroid hormones.

The step in vitamin D activation accomplished by the is subject to regulation by and

What is the major factor that promotes increased secretion of cortisol from the adrenal cortex?

The absorptive state is directed by an increase in insulin secretion.

Indicate which hormone abnormality is responsible for the symptoms listed by using the answer code (options may be used more than once or not at all) : -high blood glucose,muscle weakness and fatigue,"moon-face," "buffalo hump"

Which statement concerning the synthesis and storage of thyroid hormones is INCORRECT?

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all) : -directly promotes Ca²⁺ absorption from the small intestine

Which statement is INCORRECT for insulin?

MATCHING Indicate the source of each of the hormones by using the answer code (options may be used more than once or not at all) : -parathyroid hormone

Match the hormone with the correct characteristic by using the answer code (options may be used more than once or not at all) : -stimulates facultative reabsorption of Na⁺

What is NOT true of glucocorticoids?