Question 1

Which of the following is a neurohormone?

Accepted Answer

A)   vasopressin
B)   thyroid hormone
C)   growth hormone
D)   cortisolE) C) and D)
F) B) and D)

Question 2

Which statement concerning the hypothalamo-hypophyseal portal system is correct?

Accepted Answer

A)   It carries anterior pituitary hormones from the anterior pituitary gland to the hypothalamus to regulate the release of hypophysiotropic hormones.
B)   It diverts blood directly to the pituitary, completely bypassing the hypothalamus.
C)   It carries hypophysiotropic hormones from the hypothalamus to the anterior pituitary to regulate anterior pituitary hormone secretion.
D)   It carries the anterior pituitary hormones into the general systemic circulation.E) All of the above
F) C) and D)

Question 3

Melatonin is secreted by the ____________________.

Accepted Answer

The answer of Melatonin is secreted by the ____________________....

Question 4

Most endocrine control systems involve ____________________ and hormonal components.

Accepted Answer

The answer of Most endocrine control systems involve ____________________ and...

Question 5

Epinephrine produces diverse effects on the activity of smooth muscle.

Accepted Answer

A) True 
 B)False

Question 6

MATCHING
Indicate whether the characteristics below apply to the endocrine system or the nervous system by using the answer code (options may be used more than once or not at all) .
-controls activities that require longer duration rather than speed

Accepted Answer

A)  applies to the endocrine system
B)  applies to the nervous system
C)  applies to both the endocrine and nervous systemsD) All of the above
E) B) and C)

Question 7

Which of the following are masculinizing hormones produced from the adrenal gland?

Accepted Answer

A)   growth hormone
B)   Androgens
C)   thyroid hormone
D)   CortisolE) B) and C)
F) C) and D)

Question 8

Hyposecretion of an endocrine gland may have a genetic basis.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is correct for hormones produced in the anterior pituitary?

Accepted Answer

A)   They are synthesized by the hypothalamus.
B)   They may be only nontropic.
C)   They are secreted into the blood.
D)   They are secreted into ducts.E) C) and D)
F) A) and B)

Question 10

Which statement concerning growth hormone is correct?

Accepted Answer

A)   It increases the uptake of amino acids by cells.
B)   It promotes lipid synthesis
C)   It works with insulin to lower blood sugar.
D)   It is secreted by the hypothalamus.E) A) and D)
F) B) and C)

Question 11

Indicate which hormone is responsible for each action by using the answer code (options may be used more than once or not at all) .
-responsible for ovulation

Accepted Answer

A)  vasopressin
B)  oxytocin
C)  TSH
D)  ACTH
E)  growth hormoneF) hormone not listedG) D) and E)
H) None of the above

Question 12

A portal system exists between which glands?

Accepted Answer

A)   adrenal cortex and adrenal medulla
B)   hypothalamus and anterior pituitary
C)   hypothalamus and posterior pituitary
D)   large intestine and small intestineE) A) and B)
F) C) and D)

Question 13

With ____________________,one hormone must be present in adequate amounts for the full exertion of another hormone's effect.

Accepted Answer

The answer of With ____________________,one hormone must be present in...

Question 14

Dwarfism develops from a ____________________ of the growth hormone.

Accepted Answer

The answer of Dwarfism develops from a ____________________ of the...

Question 15

What does permissiveness of hormones refer to?

Accepted Answer

A)   Hormones permit cellular processes to occur.
B)   Hormones permit their target organs to function at the optimal rate.
C)   In some instances, an adequate amount of one hormone must be present for the full exertion of another hormone's effect, even though the first hormone itself does not directly elicit the response.
D)   Through numerous neuroendocrine relationships the nervous system permits the endocrine system to function.E) B) and C)
F) A) and B)

Question 16

What are the various ways in which endocrine disorders can manifest themselves?

Accepted Answer

The answer of What are the various ways in which...

Question 17

Growth hormone secretion increases markedly about an hour after the onset of deep sleep.

Accepted Answer

A) True 
 B)False

Question 18

Peptide hormone receptors are located inside the target cell.

Accepted Answer

A) True 
 B)False

Question 19

Growth hormone does not directly affect bone growth,but instead stimulates the release of somatomedins from the liver,which in turn promote bone growth.

Accepted Answer

A) True 
 B)False

Question 20

What accomplishes the transport of lipid-soluble hormones in the blood?

Accepted Answer

A)   loose binding with iodine
B)   specific binding to plasma proteins
C)   HDLs
D)   glycolipidsE) All of the above
F) A) and D)

Exam 5: Principals of Endocrinology; The Central Endocrine Glands

A portal system exists between which glands?

Correct AnswerverifiedShow Answer

Indicate which hormone is responsible for each action by using the answer code (options may be used more than once or not at all) . -responsible for ovulation

Correct AnswerverifiedShow Answer

Epinephrine produces diverse effects on the activity of smooth muscle.

Correct AnswerverifiedShow Answer

Melatonin is secreted by the ____________________.

Correct AnswerverifiedShow Answer

What are the various ways in which endocrine disorders can manifest themselves?

Correct AnswerverifiedShow Answer

Growth hormone does not directly affect bone growth,but instead stimulates the release of somatomedins from the liver,which in turn promote bone growth.

Correct AnswerverifiedShow Answer

Which of the following is a neurohormone?

Correct AnswerverifiedShow Answer

Which statement concerning growth hormone is correct?

Correct AnswerverifiedShow Answer

MATCHING Indicate whether the characteristics below apply to the endocrine system or the nervous system by using the answer code (options may be used more than once or not at all) . -controls activities that require longer duration rather than speed

Correct AnswerverifiedShow Answer

Which statement concerning the hypothalamo-hypophyseal portal system is correct?

Correct AnswerverifiedShow Answer

With ____________________,one hormone must be present in adequate amounts for the full exertion of another hormone's effect.

Correct AnswerverifiedShow Answer

Which of the following are masculinizing hormones produced from the adrenal gland?

Correct AnswerverifiedShow Answer

Which of the following is correct for hormones produced in the anterior pituitary?

Correct AnswerverifiedShow Answer

Dwarfism develops from a ____________________ of the growth hormone.

Correct AnswerverifiedShow Answer

Peptide hormone receptors are located inside the target cell.

Correct AnswerverifiedShow Answer

Most endocrine control systems involve ____________________ and hormonal components.

Correct AnswerverifiedShow Answer

What accomplishes the transport of lipid-soluble hormones in the blood?

Correct AnswerverifiedShow Answer

What does permissiveness of hormones refer to?

Correct AnswerverifiedShow Answer

Hyposecretion of an endocrine gland may have a genetic basis.

Correct AnswerverifiedShow Answer

Growth hormone secretion increases markedly about an hour after the onset of deep sleep.

Correct AnswerverifiedShow Answer

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