Question 1

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. 
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.

Question 2

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. 
A)  ACTH. 
B)  TSH. 
C)  FSH. 
D)  LH. 
E)  GH.

Question 3

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. 
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.

Question 4

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)  iron 
A)  calcium 
B)  phosphorus 
C)  iodine 
D)  zinc 
E)  iron

Question 5

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

Question 6

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) stomach
F)thyroid
G)kidney
H)muscles and bones 
A) ovary, testis 
B) breasts 
C) adrenal cortex 
D) anterior pituitary 
E) stomach
F)thyroid
G)kidney
H)muscles and bones

Question 7

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

Accepted Answer

A)  ACTH 
B)  LH 
C)  PRL 
D)  TSH 
E)  ADH 
A)  ACTH 
B)  LH 
C)  PRL 
D)  TSH 
E)  ADH

Question 8

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

Question 9

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

Accepted Answer

A) True 
 B)False

Question 10

________ 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 11

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

Accepted Answer

islets of Langerhans

Question 12

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. 
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.

Question 13

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

Question 14

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...

Question 15

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. 
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.

Question 16

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. 
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.

Question 17

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

Accepted Answer

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

Question 18

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) ACTH
F)aldosterone 
A) insulin 
B) LH 
C) oxytocin 
D) calcitonin 
E) ACTH
F)aldosterone

Question 19

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 20

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) stomach
F)thyroid
G)kidney
H)muscles and bones 
A) ovary, testis 
B) breasts 
C) adrenal cortex 
D) anterior pituitary 
E) stomach
F)thyroid
G)kidney
H)muscles and bones

Exam 13: The Endocrine System

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

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

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

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

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

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

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

The ovaries of women function as endocrine organs by producing

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

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

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

Hormones act upon specific target tissues because

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

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

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

Insulin helps regulate blood sugar at homeostatic levels by

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

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

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 ________.

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

Human Biology, Science, and Society

The Chemistry of Living Things

Structure and Function of Cells

From Cells to Organ Systems

The Skeletal System

The Muscular System

Blood

Heart and Blood Vessels

The Immune System and Mechanisms of Defense

The Respiratory System: Exchange of Gases

The Nervous System: Integration and Control

Sensory Mechanisms

The Digestive System and Nutrition

The Urinary System

Reproductive Systems

Cell Reproduction and Differentiation

Cancer: Uncontrolled Cell Division and Differentiation

Genetics and Inheritance

DNA Technology and Genetic Engineering

Development and Aging

Evolution and the Origins of Life

Ecosystems and Populations

Human Impacts, Biodiversity, and Environmental Issues

Filters