Question 1

Indicate which hormone is responsible for each action.
a.Vasopressin
b.Oxytocin
c.TSH
d.ACTH
e.Growth hormone
f.Hormone not listed above
-Stimulates somatomedin secretion by the liver

Accepted Answer

The answer of Indicate which hormone is responsible for each...

Question 2

All hormones secreted by the hypothalamus and anterior pituitary gland are peptides.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following hormones secreted by the anterior pituitary is non-tropic?

Accepted Answer

A)  TSH
B)  PRL
C)  LH
D)  ACTH
E)  FSHF) A) and E)
G) B) and D)

Question 4

Cellular hypertrophy is accomplished by increased cell division.

Accepted Answer

A) True 
 B)False

Question 5

Permissiveness refers to the conversion of inactive enzymes into active enzymes by hormones, thus permitting the enzymes to perform their function.

Accepted Answer

A) True 
 B)False

Question 6

Vasopressin is a vasoconstrictor substance.

Accepted Answer

A) True 
 B)False

Question 7

Peptide hormones

Accepted Answer

A)  are synthesized from modified cholesterol molecules
B)  are typically not bound to plasma proteins in the blood
C)  bind to intracellular receptors at their target cells
D)  typically activate genes to cause the synthesis of new protein molecules
E)  have characteristics c and dF) D) and E)
G) A) and B)

Question 8

Indicate whether the characteristics below apply to the endocrine system, the nervous system, or both by writing the appropriate letter in the blank using the following answer code:
a.Endocrine system
b.Nervous system
c.Endocrine and nervous systems
-Has ductless glands that secrete

Accepted Answer

The answer of Indicate whether the characteristics below apply to...

Question 9

____________ and ______________ are hormones produced in the hypothalamus and stored in the posterior pituitary gland.

Accepted Answer

ADH (OR VA...

Question 10

A(n) ____________________ hormone stimulates the effect of another endocrine gland.

Accepted Answer

The answer of A(n) ____________________ hormone stimulates the effect of...

Question 11

An anterior pituitary gland produces inhibiting and stimulating signals that affect the hypothalamus.

Accepted Answer

A) True 
 B)False

Question 12

Laron dwarfism is due to abnormal GH receptors and not a deficiency in growth hormone.

Accepted Answer

A) True 
 B)False

Question 13

Permissiveness of hormones refers to the fact that

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)  the nervous system through numerous neuroendocrine relationships permits the endocrine system to function
E)  the tropic hormones permit other endocrine glands to secrete their hormonesF) A) and E)
G) None of the above

Question 14

____________________ are long-range chemical mediators secreted by endocrine glands into the blood, which carries them to distant target organs.

Accepted Answer

The answer of ____________________ are long-range chemical mediators secreted by...

Question 15

Tropic hormones

Accepted Answer

A)  are produced by the posterior pituitary
B)  are secreted only by the hypothalamus
C)  primarily regulate hormone secretion by certain other endocrine glands
D)  all have non-tropic functions too
E)  are the hormones that stimulate athletes to win trophiesF) A) and E)
G) C) and E)

Question 16

In one kind of second-messenger system,

Accepted Answer

A)  a small amount of one hormone (second messenger)  is required to release another
B)  a tropic hormone (first messenger)  stimulates secretion of another hormone (the second messenger) 
C)  the hormone binds to a specific surface receptor, whereupon the hormone-receptor complex moves into the cell to combine with an intracellular receptor
D)  releasing hormones (first messenger)  from the hypothalamus regulate anterior pituitary hormones (second messengers) 
E)  a hormone (first messenger)  binds to surface receptors that activate adenylate cyclase, which then catalyzes cAMP formationF) A) and D)
G) B) and D)

Question 17

_______________ are the bone cell types that form bones, whereas ___________ are the bone cells primarily responsible for breaking down bone matrix.

Accepted Answer

Osteoblast...

Question 18

The posterior pituitary

Accepted Answer

A)  is composed of nervous tissue
B)  stores anterior pituitary hormones, which are released into the blood upon hypothalamic stimulation
C)  synthesizes and secretes vasopressin and oxytocin
D)  is composed of nervous tissue and synthesizes and secretes vasopressin and oxytocin
E)  has all of the above characteristicsF) A) and D)
G) A) and E)

Question 19

Antidiuretic hormone is also called ____________________.

Accepted Answer

The answer of Antidiuretic hormone is also called ____________________....

Question 20

Growth hormone

Accepted Answer

A)  levels in the blood are directly correlated with the rate of growth throughout life
B)  stimulates the secretion of somatomedins
C)  stimulates osteoclast activity more than osteoblast activity
D)  does both b and c
E)  does none of the aboveF) A) and B)
G) A) and C)

Exam 18: Principles of Endocrinology: the Central Endocrine Glands

Which of the following hormones secreted by the anterior pituitary is non-tropic?

Correct AnswerverifiedShow Answer

Growth hormone

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Indicate which hormone is responsible for each action. a.Vasopressin b.Oxytocin c.TSH d.ACTH e.Growth hormone f.Hormone not listed above -Stimulates somatomedin secretion by the liver

Correct AnswerverifiedShow Answer

Cellular hypertrophy is accomplished by increased cell division.

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____________________ are long-range chemical mediators secreted by endocrine glands into the blood, which carries them to distant target organs.

Correct AnswerverifiedShow Answer

The posterior pituitary

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Vasopressin is a vasoconstrictor substance.

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Tropic hormones

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Antidiuretic hormone is also called ____________________.

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Peptide hormones

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An anterior pituitary gland produces inhibiting and stimulating signals that affect the hypothalamus.

Correct AnswerverifiedShow Answer

_______________ are the bone cell types that form bones, whereas ___________ are the bone cells primarily responsible for breaking down bone matrix.

Correct AnswerverifiedOsteoblast...View AnswerShow Answer

Indicate whether the characteristics below apply to the endocrine system, the nervous system, or both by writing the appropriate letter in the blank using the following answer code: a.Endocrine system b.Nervous system c.Endocrine and nervous systems -Has ductless glands that secrete

Correct AnswerverifiedShow Answer

Permissiveness of hormones refers to the fact that

Correct AnswerverifiedShow Answer

Permissiveness refers to the conversion of inactive enzymes into active enzymes by hormones, thus permitting the enzymes to perform their function.

Correct AnswerverifiedShow Answer

All hormones secreted by the hypothalamus and anterior pituitary gland are peptides.

Correct AnswerverifiedShow Answer

____________ and ______________ are hormones produced in the hypothalamus and stored in the posterior pituitary gland.

Correct AnswerverifiedADH (OR VA...View AnswerShow Answer

A(n) ____________________ hormone stimulates the effect of another endocrine gland.

Correct AnswerverifiedShow Answer

Laron dwarfism is due to abnormal GH receptors and not a deficiency in growth hormone.

Correct AnswerverifiedShow Answer

In one kind of second-messenger system,

Correct AnswerverifiedShow Answer

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_____ are the bone cell types that form bones, whereas _ are the bone cells primarily responsible for breaking down bone matrix.

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Osteoblast...
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and __ are hormones produced in the hypothalamus and stored in the posterior pituitary gland.

Correct Answer
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ADH (OR VA...
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