Question 1

Which of the following glands is both an endocrine gland and an exocrine gland?

Accepted Answer

A)   thyroid gland
B)   adrenal gland
C)   pancreas
D)   parathyroid gland
E)   pituitary glandF) A) and B)
G) A) and C)

Question 2

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 secretionE) None of the above
F) A) and D)

Question 3

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

Accepted Answer

A)  Mark this if the first item is greater than the second item.
B)  Mark this if the first item is less than the second item.
C)  Mark this if the first is equal or nearly equal to the second item.D) A) and B)
E) None 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 D)
G) A) and D)

Question 5

Match the cell type with the hormone produced by that cell type.
-follicular cells of thyroid

Accepted Answer

A)  mineralocorticoids
B)  PTH
C)  insulin
D)  ADH
E)  T3F) B) and E)
G) A) and C)

Question 6

Match the hormone with the best description.
-testosterone

Accepted Answer

A)  aids in spermatogenesis
B)  inhibits FSH secretion
C)  menstrual cycle
D)  increases flexibility of connective tissueE) B) and D)
F) A) and B)

Question 7

Match the hormone with the best description.
-relaxin

Accepted Answer

A)  aids in spermatogenesis
B)  inhibits FSH secretion
C)  menstrual cycle
D)  increases flexibility of connective tissueE) All of the above
F) B) and D)

Question 8

The glucocorticoids

Accepted Answer

A)   stimulate gluconeogenesis.
B)   increase the inflammatory response.
C)   supplement the sex hormones from the gonads.
D)   decrease synthesis of glycogen.
E)   stimulate glycogenolysis.F) B) and E)
G) A) and C)

Question 9

Which of the following ions is necessary for thyroid hormone production?

Accepted Answer

A)   potassium
B)   calcium
C)   iodine
D)   sodium
E)   chlorineF) B) and C)
G) A) and E)

Question 10

The posterior pituitary

Accepted Answer

A)   has a direct connection with neurons of the hypothalamus.
B)   is controlled by releasing hormones produced in the hypothalamus.
C)   produces hormones that regulate other endocrine glands.
D)   stores lipotropins.
E)   is not related to fluid balance in the body.F) A) and D)
G) C) and D)

Question 11

Which of the following is involved in the regulation of thyroid hormone levels?

Accepted Answer

A)   thyroglobulin in thyroid follicles
B)   thyroid-stimulating hormone from the anterior pituitary
C)   positive feedback mechanisms
D)   parathyroid hormone levels
E)   blood calcium levelsF) A) and B)
G) B) and E)

Question 12

Insulin is necessary for the satiety center to detect the presence of glucose in extracellular fluid. When insulin levels are low

Accepted Answer

A)   the person feels "full" or satisfied.
B)   the person is intensely hungry.
C)   the person is thirsty.
D)   the person is sleepy.
E)   there is no effect on hunger or satiety feelings.F) A) and B)
G) C) and E)

Question 13

The rate of secretion of parathyroid hormone increases when

Accepted Answer

A)   serum calcium levels increase.
B)   serum calcium levels decrease.
C)   serum levels of TSH decrease.
D)   serum levels of TSH increase.
E)   serum levels of sodium levels increase.F) D) and E)
G) B) and E)

Question 14

Which of the following statements concerning the pancreas is true?

Accepted Answer

A)   Most of the hormones produced by the pancreas flow into the pancreatic duct.
B)   Both glucagon and insulin are produced in the islets of Langerhans.
C)   The pancreas is located above the liver.
D)   The endocrine portion of the gland is called the zona reticularis.
E)   Alpha and beta cells are associated with the acini.F) None of the above
G) A) and B)

Question 15

Parathyroid hormone (PTH)

Accepted Answer

A)   tends to inhibit osteoclasts.
B)   decreases blood calcium levels.
C)   allows the kidneys to retain calcium.
D)   increases calcium excretion by the intestine.
E)   stimulates kidneys to excrete calcium.F) C) and D)
G) B) and E)

Question 16

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 calcium levelsF) D) and E)
G) A) and B)

Question 17

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 could occur.E) B) and D)
F) C) and D)

Question 18

What condition may be the cause of hyperglycemia, depressed immune system, and redistribution of fats from limbs to the face, neck, and abdomen?

Accepted Answer

A)   Addison disease
B)   hypersecretion of mineralocorticoids
C)   hyposecretion of cortisol
D)   Cushing syndromeE) A) and B)
F) C) and D)

Question 19

ADH (antidiuretic hormone)  is also called vasopressin because at high concentrations it causes

Accepted Answer

A)   increased urine output.
B)   constriction of blood vessels.
C)   increased potassium secretion by the kidneys.
D)   decreased sodium retention by the kidneys.
E)   dilation of blood vessels.F) D) and E)
G) A) and B)

Question 20

Match the hormone with the best description.
-estrogen

Accepted Answer

A)  aids in spermatogenesis
B)  inhibits FSH secretion
C)  menstrual cycle
D)  increases flexibility of connective tissueE) A) and B)
F) C) and D)

Exam 18: Endocrine Glands

Which of the following ions is necessary for thyroid hormone production?

Correct AnswerverifiedShow Answer

ADH (antidiuretic hormone) is also called vasopressin because at high concentrations it causes

Correct AnswerverifiedShow Answer

The rate of secretion of parathyroid hormone increases when

Correct AnswerverifiedShow Answer

Parathyroid hormone (PTH)

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

Match the hormone with the best description. -testosterone

Correct AnswerverifiedShow Answer

Match the hormone with the best description. -estrogen

Correct AnswerverifiedShow Answer

The posterior pituitary

Correct AnswerverifiedShow Answer

What condition may be the cause of hyperglycemia, depressed immune system, and redistribution of fats from limbs to the face, neck, and abdomen?

Correct AnswerverifiedShow Answer

Match the cell type with the hormone produced by that cell type. -follicular cells of thyroid

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Match the hormone with its appropriate function. -thymosin

Correct AnswerverifiedShow Answer

Which of the following statements concerning the pancreas is true?

Correct AnswerverifiedShow Answer

Insulin is necessary for the satiety center to detect the presence of glucose in extracellular fluid. When insulin levels are low

Correct AnswerverifiedShow Answer

Match the hormone with the best description. -relaxin

Correct AnswerverifiedShow Answer

Which of the following glands is both an endocrine gland and an exocrine gland?

Correct AnswerverifiedShow Answer

The glucocorticoids

Correct AnswerverifiedShow Answer

An increase in ADH (antidiuretic hormone) secretion will cause

Correct AnswerverifiedShow Answer

Which of the following is involved in the regulation of thyroid hormone levels?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified