Question 1

Hormone secreted by alpha cells of pancreas in response to hypoglycemia

Accepted Answer

A)  glucagon.
B)  insulin.
C)  glucose.
D)  cortisol.
E)  glycogen.F) All of the above
G) B) and C)

Question 2

When the body's blood glucose level raises above normal,which of the following hormones is produced?

Accepted Answer

A)  glucagon
B)  epinephrine
C)  insulin
D)  norepinephrine
E)  prolactinF) A) and B)
G) All of the above

Question 3

Which of the following glands produce hormones that are controlled by negative feedback?

Accepted Answer

A)  gonads
B)  pancreas
C)  anterior pituitary
D)  posterior pituitary
E)  pinealF) B) and E)
G) A) and B)

Question 4

Which of the following conditions is not related to Type I or II diabetic disease?

Accepted Answer

A)  elevated levels of blood glucose
B)  lowered production of insulin by the pancreas
C)  reduced sensitivity to insulin by the body cells
D)  ineffective pituitary gland
E)  diet and exercise usually help to balance the blood sugar levelsF) B) and D)
G) A) and B)

Question 5

Besides aldosterone,_________ hormone is the other hormone which is an absolute requirement for the survival of humans.

Accepted Answer

A)  cortisol
B)  vasopressin
C)  thyroxine
D)  parathyroid
E)  glucagonF) None of the above
G) A) and B)

Question 6

The ________ lobe of the pituitary gland appears fibrous because it contains axons originating from neurons in the hypothalamus.

Accepted Answer

A)  anterior
B)  posterior
C)  superior
D)  inferior
E)  medialF) A) and C)
G) C) and D)

Question 7

The hormones epinephrine and norepinephrine,which constitute the "alarm" response of the body to stress,are secreted by the

Accepted Answer

A)  pancreas.
B)  thyroid gland.
C)  adrenal medulla.
D)  pineal glanD.
E)  anterior pituitary gland.F) None of the above
G) A) and C)

Question 8

A ______ is a regulatory chemical that is secreted into the blood by an endocrine gland.

Accepted Answer

A)  metabolite
B)  hormone
C)  peptide
D)  G protein
E)  neurotransmitterF) C) and D)
G) A) and B)

Question 9

Hormones that affect changes in their target cells by entering the nucleus and initiating transcription of certain genes are called

Accepted Answer

A)  steroid hormones.
B)  paracrine hormones.
C)  lipophilic hormones.
D)  prostaglandins.
E)  second messenger hormones.F) All of the above
G) A) and C)

Question 10

Some hormones can not enter a cell directly because they are too large or polar.From the list select the molecule that acts as a secondary messenger for some of these hormones that can not enter a cell directly.

Accepted Answer

A)  catecholamine
B)  cyclic AMP
C)  epinephrine
D)  norepinephrine
E)  calcitoninF) A) and D)
G) None of the above

Question 11

Which hormone raises blood glucose levels?

Accepted Answer

A)  glucocorticoids
B)  ephinephrine
C)  insulin
D)  glucagon
E)  melatoninF) C) and E)
G) All of the above

Question 12

Which of the following is not an example of glandular secretion?

Accepted Answer

A)  salivating
B)  sweating
C)  spider spinning web
D)  lactating
E)  release of oxytocinF) None of the above
G) All of the above

Question 13

What is the primary function of the hormone ADH?

Accepted Answer

A)  regulates biological rhythms
B)  adaptation to long term stress
C)  stimulates bones breakdown
D)  conserves water by stimulating its reabsorption from urine
E)  inhibits loss of calcium from boneF) B) and C)
G) A) and E)

Question 14

The two hormones that interact to maintain the level of blood glucose are

Accepted Answer

A)  cortisone and testosterone.
B)  epinephrine and norepinephrine.
C)  glucagon and insulin.
D)  LH and FSH.
E)  oxytocin and vasopressin.F) B) and D)
G) All of the above

Question 15

Which of the following regarding the salivary glands is false?

Accepted Answer

A)  Salivary glands are under direct neural control.
B)  They can be influenced by conditioned and unconditioned reflexes.
C)  They are considered an endocrine gland.
D)  They secrete saliva consisting mostly of water.
E)  They secrete saliva capable of digesting starch.F) A) and B)
G) C) and D)

Question 16

The molecule that can act as both a neurotransmitter and a hormone is

Accepted Answer

A)  estrogen.
B)  progesterone.
C)  thyroxine.
D)  norepinephrine.
E)  insulin.F) A) and E)
G) A) and D)

Question 17

Which hormone lowers blood glucose levels?

Accepted Answer

A)  glucocorticoids
B)  ephinephrine
C)  insulin
D)  glucagon
E)  melatoninF) B) and D)
G) A) and B)

Question 18

Of all the hormones secreted by the anterior pituitary gland,the hormone with the least critical function in mammals is

Accepted Answer

A)  somatotropin.
B)  prolactin.
C)  luteinizing hormone.
D)  thyroid stimulating hormone.
E)  melanocyte-stimulating hormonE.F) A) and B)
G) B) and D)

Question 19

Nonpolar hormones pass through the plasma membranes of intestinal epithelial cells without being digested and therefore can be taken orally as pills.Because of this fact,which of the following are available as oral pills for human consumption?

Accepted Answer

A)  insulin and growth hormone
B)  thyroid hormone and steroid hormones
C)  calcitonin
D)  insulin,growth hormone,and steroid hormones
E)  calcitonin,growth hormone,and thyroid hormoneF) A) and B)
G) A) and C)

Question 20

An example of a hormone that exerts its action within the target cell only by interacting with cell-surface receptors is

Accepted Answer

A)  insulin.
B)  cortisol.
C)  testosterone.
D)  estrogen.
E)  progesteronE.F) A) and C)
G) A) and B)

Exam 46: The Endocrine System

Hormone secreted by alpha cells of pancreas in response to hypoglycemia

Correct AnswerverifiedShow Answer

The ________ lobe of the pituitary gland appears fibrous because it contains axons originating from neurons in the hypothalamus.

Correct AnswerverifiedShow Answer

The hormones epinephrine and norepinephrine,which constitute the "alarm" response of the body to stress,are secreted by the

Correct AnswerverifiedShow Answer

Which of the following is not an example of glandular secretion?

Correct AnswerverifiedShow Answer

Besides aldosterone,_________ hormone is the other hormone which is an absolute requirement for the survival of humans.

Correct AnswerverifiedShow Answer

A ______ is a regulatory chemical that is secreted into the blood by an endocrine gland.

Correct AnswerverifiedShow Answer

Some hormones can not enter a cell directly because they are too large or polar.From the list select the molecule that acts as a secondary messenger for some of these hormones that can not enter a cell directly.

Correct AnswerverifiedShow Answer

Which hormone raises blood glucose levels?

Correct AnswerverifiedShow Answer

What is the primary function of the hormone ADH?

Correct AnswerverifiedShow Answer

Which of the following conditions is not related to Type I or II diabetic disease?

Correct AnswerverifiedShow Answer

The molecule that can act as both a neurotransmitter and a hormone is

Correct AnswerverifiedShow Answer

Which hormone lowers blood glucose levels?

Correct AnswerverifiedShow Answer

The two hormones that interact to maintain the level of blood glucose are

Correct AnswerverifiedShow Answer

Of all the hormones secreted by the anterior pituitary gland,the hormone with the least critical function in mammals is

Correct AnswerverifiedShow Answer

Hormones that affect changes in their target cells by entering the nucleus and initiating transcription of certain genes are called

Correct AnswerverifiedShow Answer

Which of the following regarding the salivary glands is false?

Correct AnswerverifiedShow Answer

An example of a hormone that exerts its action within the target cell only by interacting with cell-surface receptors is

Correct AnswerverifiedShow Answer

Which of the following glands produce hormones that are controlled by negative feedback?

Correct AnswerverifiedShow Answer

Nonpolar hormones pass through the plasma membranes of intestinal epithelial cells without being digested and therefore can be taken orally as pills.Because of this fact,which of the following are available as oral pills for human consumption?

Correct AnswerverifiedShow Answer

When the body's blood glucose level raises above normal,which of the following hormones is produced?

Correct AnswerverifiedShow Answer

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