Question 1

Which of the following is true of parathyroid hormone?

Accepted Answer

A)  It is made in the thyroid gland. 
B)  It decreases the amount of calcium in the blood. 
C)  It increases the amount of calcium in the blood. 
D)  It stimulates the formation of bone. 
A)  It is made in the thyroid gland. 
B)  It decreases the amount of calcium in the blood. 
C)  It increases the amount of calcium in the blood. 
D)  It stimulates the formation of bone.

Question 2

Glucagon and insulin are antagonistic hormones.

Accepted Answer

A) True 
 B)False

Question 3

Oxytocin is one of the few hormones in the body that is regulated by a positive feedback mechanism.

Accepted Answer

A) True 
 B)False

Question 4

Match each hormone with its corresponding function or description.
-Begins the development of an egg in the ovary

Accepted Answer

A) Glucocorticoid 
B) Follicle-stimulating hormone 
C) Calcitonin 
D) Triiodothyronine 
E) ADH
F)Aldosterone
G)Luteinizing hormone
H)Oxytocin
I)Epinephrine
J)Insulin
K)Growth hormone
L)Parathyroid hormone
M)Thymosin
N)Glucagon
O)Melatonin
P)ACTH 
A) Glucocorticoid 
B) Follicle-stimulating hormone 
C) Calcitonin 
D) Triiodothyronine 
E) ADH
F)Aldosterone
G)Luteinizing hormone
H)Oxytocin
I)Epinephrine
J)Insulin
K)Growth hormone
L)Parathyroid hormone
M)Thymosin
N)Glucagon
O)Melatonin
P)ACTH

Question 5

Explain and give an example of a positive feedback regulation of a hormone.

Accepted Answer

Positive feedback regulation of a hormon

Question 6

Calcitonin

Accepted Answer

A)  is released by the parathyroid glands. 
B)  prevents hypercalcemia. 
C)  increases the calcium level in the blood. 
D)  can cause Graves disease if it is hypersecreted. 
A)  is released by the parathyroid glands. 
B)  prevents hypercalcemia. 
C)  increases the calcium level in the blood. 
D)  can cause Graves disease if it is hypersecreted.

Question 7

A hypersecretion of growth hormone has the same effect on the body as the hypersecretion of insulin.

Accepted Answer

A) True 
 B)False

Question 8

Match each hormone with its corresponding function or description.
-Hypersecretion of this hormone causes acromegaly

Accepted Answer

A) Glucocorticoid 
B) Follicle-stimulating hormone 
C) Calcitonin 
D) Triiodothyronine 
E) ADH
F)Aldosterone
G)Luteinizing hormone
H)Oxytocin
I)Epinephrine
J)Insulin
K)Growth hormone
L)Parathyroid hormone
M)Thymosin
N)Glucagon
O)Melatonin
P)ACTH 
A) Glucocorticoid 
B) Follicle-stimulating hormone 
C) Calcitonin 
D) Triiodothyronine 
E) ADH
F)Aldosterone
G)Luteinizing hormone
H)Oxytocin
I)Epinephrine
J)Insulin
K)Growth hormone
L)Parathyroid hormone
M)Thymosin
N)Glucagon
O)Melatonin
P)ACTH

Question 9

The two parts of the pituitary gland are the neurohypophysis and the adenohypophysis.

Accepted Answer

A) True 
 B)False

Question 10

Thyroxine

Accepted Answer

A)  has fewer iodine atoms than triiodothyronine. 
B)  stimulates the release of thyroid-stimulating hormone. 
C)  has more target cells than ADH. 
D)  All of the above are true of thyroxine. 
A)  has fewer iodine atoms than triiodothyronine. 
B)  stimulates the release of thyroid-stimulating hormone. 
C)  has more target cells than ADH. 
D)  All of the above are true of thyroxine.

Question 11

Cyclic AMP is the second messenger for some nonsteroid hormones. The first messenger is the hormone itself.

Accepted Answer

A) True 
 B)False

Question 12

Match each term with its corresponding description or definition.
-Receptor site for this type of hormone is inside the nucleus of the cell

Accepted Answer

A) Endocrine gland 
B) Negative feedback 
C) Target organ cell 
D) Steroid hormone 
E) Prostaglandin
F)Exocrine gland
G)Nonsteroid hormone
H)Cyclic AMP
I)Positive feedback 
A) Endocrine gland 
B) Negative feedback 
C) Target organ cell 
D) Steroid hormone 
E) Prostaglandin
F)Exocrine gland
G)Nonsteroid hormone
H)Cyclic AMP
I)Positive feedback

Question 13

Explain the difference between type 1 and type 2 diabetes.

Accepted Answer

Type 1 diabetes and type 2 diabetes are

Question 14

Which of the following is not considered a tropic hormone?

Accepted Answer

A)  Thyroid-stimulating hormone 
B)  Adrenocorticotropic hormone 
C)  Antidiuretic hormone 
D)  Follicle-stimulating hormone 
A)  Thyroid-stimulating hormone 
B)  Adrenocorticotropic hormone 
C)  Antidiuretic hormone 
D)  Follicle-stimulating hormone

Question 15

Graves disease and myxedema have the same cause; it just depends on when in life the deficiency occurs.

Accepted Answer

A) True 
 B)False

Question 16

Explain the difference between an endocrine gland and an exocrine gland.

Accepted Answer

Endocrine glands and exocrine glands are

Question 17

Match each term with its corresponding description or definition.
-Hormone-regulating system that tries to return the body to homeostasis

Accepted Answer

A) Endocrine gland 
B) Negative feedback 
C) Target organ cell 
D) Steroid hormone 
E) Prostaglandin
F)Exocrine gland
G)Nonsteroid hormone
H)Cyclic AMP
I)Positive feedback 
A) Endocrine gland 
B) Negative feedback 
C) Target organ cell 
D) Steroid hormone 
E) Prostaglandin
F)Exocrine gland
G)Nonsteroid hormone
H)Cyclic AMP
I)Positive feedback

Question 18

Which of the following is not true of the adrenal medulla?

Accepted Answer

A)  It is stimulated by the sympathetic nervous system. 
B)  It helps produce the "fight-or-flight" response. 
C)  It releases epinephrine. 
D)  All of the above are true of the adrenal medulla. 
A)  It is stimulated by the sympathetic nervous system. 
B)  It helps produce the "fight-or-flight" response. 
C)  It releases epinephrine. 
D)  All of the above are true of the adrenal medulla.

Question 19

Cushing syndrome and Addison disease have opposite causes.

Accepted Answer

A) True 
 B)False

Question 20

Melatonin, the pineal gland hormone, is affected by the amount of light to which a person is exposed.

Accepted Answer

A) True 
 B)False

Exam 12: Endocrine System

Which of the following is true of parathyroid hormone?

Glucagon and insulin are antagonistic hormones.

Oxytocin is one of the few hormones in the body that is regulated by a positive feedback mechanism.

Match each hormone with its corresponding function or description. -Begins the development of an egg in the ovary

Explain and give an example of a positive feedback regulation of a hormone.

Calcitonin

A hypersecretion of growth hormone has the same effect on the body as the hypersecretion of insulin.

Match each hormone with its corresponding function or description. -Hypersecretion of this hormone causes acromegaly

The two parts of the pituitary gland are the neurohypophysis and the adenohypophysis.

Thyroxine

Cyclic AMP is the second messenger for some nonsteroid hormones. The first messenger is the hormone itself.

Match each term with its corresponding description or definition. -Receptor site for this type of hormone is inside the nucleus of the cell

Explain the difference between type 1 and type 2 diabetes.

Which of the following is not considered a tropic hormone?

Graves disease and myxedema have the same cause; it just depends on when in life the deficiency occurs.

Explain the difference between an endocrine gland and an exocrine gland.

Match each term with its corresponding description or definition. -Hormone-regulating system that tries to return the body to homeostasis

Which of the following is not true of the adrenal medulla?

Cushing syndrome and Addison disease have opposite causes.

Melatonin, the pineal gland hormone, is affected by the amount of light to which a person is exposed.

Introduction to the Body

Chemistry of Life

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Mechanisms of Disease

Skin and Membranes

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Blood

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Acid-Base Balance

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