Question 1

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

Accepted Answer

A) Glucagon 
B) Progesterone 
C) Cortisol 
D) T3 
E) Prolactin 
A) Glucagon 
B) Progesterone 
C) Cortisol 
D) T3 
E) Prolactin

Question 2

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. 
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.

Question 3

Which gland is located in the sella turcica?

Accepted Answer

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

Question 4

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 5

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. 
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.

Question 6

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. 
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.

Question 7

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. 
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.

Question 8

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. 
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.

Question 9

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) T3 
A) Mineralocorticoids 
B) PTH 
C) Insulin 
D) ADH 
E) T3

Question 10

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

Accepted Answer

A)  thyroid 
B)  vestibular 
C)  adrenal 
D)  parathyroid 
E)  renal 
A)  thyroid 
B)  vestibular 
C)  adrenal 
D)  parathyroid 
E)  renal

Question 11

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+ levels 
A) Stimulates synthesis of thyroid hormones 
B) Increases adrenal cortex secretions 
C) Development of immune system 
D) Milk production 
E) Decreases blood Ca2+ levels

Question 12

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

Accepted Answer

A)  tropic 
B)  inhibitory 
C)  releasing 
D)  lipid derivative 
A)  tropic 
B)  inhibitory 
C)  releasing 
D)  lipid derivative

Question 13

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. 
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.

Question 14

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. 
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.

Question 15

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)  calcitonin 
A)  thyrotropin 
B)  thyroid-stimulating hormone 
C)  thyroxine-binding protein 
D)  thyroglobulin 
E)  calcitonin

Question 16

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. 
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.

Question 17

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. 
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.

Question 18

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

Accepted Answer

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

Question 19

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 synthesis 
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 synthesis

Question 20

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

Exam 18: Endocrine Glands

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

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

Which gland is located in the sella turcica?

ADH (antidiuretic hormone) secretion will increase when

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

Growth hormone

In gluconeogenesis,

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

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

Match the hormone with its appropriate function. -Thymosin

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

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

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

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

An increase in ADH (antidiuretic hormone) secretion will cause

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

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

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

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

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

Filters

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