Question 1

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.E) None of the above
F) A) and B)

Question 2

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.E) B) and C)
F) All of the above

Question 3

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

Accepted Answer

A) True 
 B)False

Question 4

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)  ADHF) AldosteroneG) Luteinizing hormoneH) OxytocinI) EpinephrineJ) InsulinK) Growth hormoneL) Parathyroid hormoneM) ThymosinN) GlucagonO) MelatoninP) ACTHQ) H) and N)
R) A) and I)

Question 5

Cushing syndrome and Addison disease have opposite causes.

Accepted Answer

A) True 
 B)False

Question 6

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)  ProstaglandinF) Exocrine glandG) Nonsteroid hormoneH) Cyclic AMPI) Positive feedbackJ) A) and G)
K) A) and D)

Question 7

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

Accepted Answer

Positive feedback regulation of a hormon...

Question 8

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

Accepted Answer

Endocrine glands and exocrine glands are...

Question 9

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)  ADHF) AldosteroneG) Luteinizing hormoneH) OxytocinI) EpinephrineJ) InsulinK) Growth hormoneL) Parathyroid hormoneM) ThymosinN) GlucagonO) MelatoninP) ACTHQ) G) and L)
R) H) and J)

Question 10

Glucagon and insulin are antagonistic hormones.

Accepted Answer

A) True 
 B)False

Question 11

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

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)  ProstaglandinF) Exocrine glandG) Nonsteroid hormoneH) Cyclic AMPI) Positive feedbackJ) E) and H)
K) B) and D)

Question 13

Explain the difference between type 1 and type 2 diabetes.

Accepted Answer

Type 1 diabetes and type 2 diabetes are ...

Question 14

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.E) B) and C)
F) A) and B)

Question 15

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

Accepted Answer

A) True 
 B)False

Question 16

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 17

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

Accepted Answer

A) True 
 B)False

Question 18

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 hormoneE) All of the above
F) A) and B)

Question 19

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 20

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.E) A) and B)
F) None of the above

Exam 12: Endocrine System

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

Correct AnswerAnswered by ExamLex AIPositive feedback regulation of a hormon...View AnswerShow Answer

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

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Glucagon and insulin are antagonistic hormones.

Correct AnswerverifiedShow Answer

Which of the following is true of parathyroid hormone?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

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Explain the difference between type 1 and type 2 diabetes.

Correct AnswerAnswered by ExamLex AIType 1 diabetes and type 2 diabetes are ...View AnswerShow Answer

Thyroxine

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

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Which of the following is not considered a tropic hormone?

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Calcitonin

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

Correct AnswerverifiedShow Answer

Cushing syndrome and Addison disease have opposite causes.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerAnswered by ExamLex AIEndocrine glands and exocrine glands are...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

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Positive feedback regulation of a hormon...
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Type 1 diabetes and type 2 diabetes are ...
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Endocrine glands and exocrine glands are...
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Correct Answer
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