Question 1

Which of the following regarding antidiuretic hormone is false?

Accepted Answer

A)  It regulates water turnover in the mammalian kidney.
B)  Secretion is stimulated by high blood osmolarity.
C)  It ultimately acts to reabsorb more water.
D)  It exerts it effects via the camp pathway.
E)  It does not involve the use of aquaporin molecules.F) All of the above
G) A) and C) E

Question 2

Which of the following functions as both an exocrine and an endocrine gland?

Accepted Answer

A)  adrenal cortex
B)  parathyroid
C)  thyroid
D)  pancreas
E)  pituitaryF) C) and D)
G) B) and E)

Question 3

The anterior pituitary gland is controlled by both the hormones secreted by the hypothalamus,and the hormones secreted by itself through a ________ feedback mechanism.

Accepted Answer

A)  reverse
B)  sympathetic
C)  negative
D)  closed
E)  positiveF) A) and D)
G) A) and E) C

Question 4

Which of the following is not a function of parathyroid hormone?

Accepted Answer

A)  increase in calcium production in the liver
B)  increase in calcium absorption across the intestine
C)  reabsorption of Ca2+ in the kidney
D)  excretion of PO43- in the kidney
E)  osteoclasts dissolve CaPO4 crystals in boneF) All of the above
G) B) and E)

Question 5

A diverse group of paracrine regulators are called prostaglandins.Prostaglandins participate in a variety of regulatory functions in many of the body's systems.Prostaglandins are used in the
I-immune system.
II-reproductive system.
III-digestive system.
IV-respiratory system.
V-circulatory system.
VI-urinary system.

Accepted Answer

A)  I,II,and III
B)  I,II,III,and IV
C)  I,II,III,IV,and V
D)  II,III,and VI
E)  I,II,III,IV,V,and VIF) A) and D)
G) C) and D)

Question 6

In insects,metamorphosis and molting are regulated by which of the following hormones?

Accepted Answer

A)  melatonin
B)  ecdysone
C)  estrogen
D)  somatostatin
E)  trypsinF) A) and C)
G) A) and B)

Question 7

Consumption of alcohol stimulates urination by

Accepted Answer

A)  stimulating ADH secretion.
B)  inhibiting ADH secretion.
C)  stimulating vasopressin.
D)  stimulating oxytocin.
E)  inhibiting aldosteronE.F) A) and D)
G) A) and C)

Question 8

Choose the letter near an incorrect portion of the diagram.

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  EF) A) and B)
G) A) and C)

Question 9

Gonadotropins are

Accepted Answer

A)  prolactins.
B)  follicle-stimulating hormones.
C)  luteinizing hormones.
D)  prolactins and oxytocins.
E)  follicle-stimulating hormones and luteinizing hormones.F) C) and E)
G) A) and C)

Question 10

Which of the following regarding the adrenal medulla is true?

Accepted Answer

A)  It is located on the kidneys outside the adrenal cortex.
B)  It is responsible for producing steroid hormones.
C)  It is derived from mesodermal tissue.
D)  It releases hormones that have no effect on the cardiovascular system.
E)  It is disconnected from the neural system.F) A) and C)
G) A) and B)

Question 11

Which of the following hormones is not produced by the adrenal gland?

Accepted Answer

A)  epinephrine
B)  cortisol
C)  prolactin
D)  aldosterone
E)  norepinephrineF) A) and B)
G) A) and C)

Question 12

Which of the following participates in regulating almost every organ belonging to the immune system,reproductive system,digestive system,respiratory system,circulatory system,and the urinary system?

Accepted Answer

A)  insulin
B)  steroids
C)  prostaglandins
D)  growth factors
E)  norepinephrineF) B) and D)
G) B) and E)

Question 13

Molting hormone,or ecdysone,and juvenile hormone regulate ____________ and molting in insects.

Accepted Answer

A)  metamorphosis
B)  sexual maturity
C)  body shape
D)  egg production
E)  pupationF) A) and E)
G) C) and D)

Question 14

Which of the following is likely to occur after drinking 3 alcoholic beverages?

Accepted Answer

A)  increased urination due to alcohol activating antiduretic hormone
B)  decreased urination due to alcohol activating aldosterone
C)  increased urination due to alcohol inhibiting antidiuretic hormone
D)  decreased urination due to alcohol inhibiting antidiuretic hormone
E)  increased urination due to alcohol inhibiting aldosteroneF) B) and C)
G) A) and B) C

Question 15

What is the primary function of the hormone prolactin?

Accepted Answer

A)  stimulates milk production
B)  initiates stress response
C)  lowers blood glucose level
D)  stimulates bone growth
E)  inhibits loss of calcium from boneF) D) and E)
G) A) and E)

Question 16

Which of the following hormones has the fewest targets?

Accepted Answer

A)  growth hormone
B)  oxytocin
C)  melatonin
D)  thyroid-stimulating hormone
E)  testosteroneF) A) and E)
G) B) and D)

Question 17

In mammals,milk production is stimulated by

Accepted Answer

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

Question 18

Insects are capable of shedding their exoskeletons in a process called molting.This is especially noticeable in juvenile insects.Select the best choice that presents a diagrammed sequence of events during the molting process.

Accepted Answer

A)  prior to molting-brain surface cells secrete brain hormone →\rarr→  which stimulates the prothoracic gland to produce ecdysome  →\rarr→  which causes molting
B)  prior to molting-brain surface cells secrete juvenile hormone  →\rarr→  which stimulates the prothoracic gland to produce ecdysome  →\rarr→  which causes molting
C)  prior to molting-brain surface cells secrete ecdysome  →\rarr→  which stimulates the prothoracic gland to produce juvenile hormone  →\rarr→  which causes molting
D)  prior to molting-the corpora allata near the brain secretes brain hormone  →\rarr→  which stimulates the prothoracic gland to produce ecdysome  →\rarr→  which causes molting
E)  prior to molting-the corpora allata near the brain secretes juvenile hormone  →\rarr→  which stimulates the prothoracic gland to produce ecdysome  →\rarr→  which causes molting F) A) and B)
G) A) and D)

Question 19

Which one of the following glucocorticoids is important in both gluconeogenesis (glucose produced from amino acids) during starvation and as an anti-inflammatory agent?

Accepted Answer

A)  aldosterone
B)  cortisol
C)  glucagon
D)  insulin
E)  prolactinF) C) and D)
G) All of the above

Question 20

All hormones can be characterized as ________ (fat-soluble) or water soluble.

Accepted Answer

A)  hydrophobic
B)  permeable
C)  oleophobic
D)  lipophilic
E)  transmutableF) B) and C)
G) B) and E)

Exam 46: The Endocrine System

Which of the following regarding antidiuretic hormone is false?

Correct Answer
verified
E

Which of the following functions as both an exocrine and an endocrine gland?

Correct Answer
verified

The anterior pituitary gland is controlled by both the hormones secreted by the hypothalamus,and the hormones secreted by itself through a ________ feedback mechanism.

Correct Answer
verified
C

Which of the following is not a function of parathyroid hormone?

Correct Answer
verified

Correct Answer
verified

In insects,metamorphosis and molting are regulated by which of the following hormones?

Correct Answer
verified

Consumption of alcohol stimulates urination by

Correct Answer
verified

Choose the letter near an incorrect portion of the diagram.

Correct Answer
verified

Gonadotropins are

Correct Answer
verified

Which of the following regarding the adrenal medulla is true?

Correct Answer
verified

Which of the following hormones is not produced by the adrenal gland?

Correct Answer
verified

Which of the following participates in regulating almost every organ belonging to the immune system,reproductive system,digestive system,respiratory system,circulatory system,and the urinary system?

Correct Answer
verified

Molting hormone,or ecdysone,and juvenile hormone regulate ____________ and molting in insects.

Correct Answer
verified

Which of the following is likely to occur after drinking 3 alcoholic beverages?

Correct Answer
verified
C

What is the primary function of the hormone prolactin?

Correct Answer
verified

Which of the following hormones has the fewest targets?

Correct Answer
verified

In mammals,milk production is stimulated by

Correct Answer
verified

Insects are capable of shedding their exoskeletons in a process called molting.This is especially noticeable in juvenile insects.Select the best choice that presents a diagrammed sequence of events during the molting process.

Correct Answer
verified

Which one of the following glucocorticoids is important in both gluconeogenesis (glucose produced from amino acids) during starvation and as an anti-inflammatory agent?

Correct Answer
verified

All hormones can be characterized as ________ (fat-soluble) or water soluble.

Correct Answer
verified

Exam 46: The Endocrine System

Which of the following regarding antidiuretic hormone is false?

Correct AnswerverifiedE

Which of the following functions as both an exocrine and an endocrine gland?

Correct AnswerverifiedShow Answer

The anterior pituitary gland is controlled by both the hormones secreted by the hypothalamus,and the hormones secreted by itself through a ________ feedback mechanism.

Correct AnswerverifiedC

Which of the following is not a function of parathyroid hormone?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

In insects,metamorphosis and molting are regulated by which of the following hormones?

Correct AnswerverifiedShow Answer

Consumption of alcohol stimulates urination by

Correct AnswerverifiedShow Answer

Choose the letter near an incorrect portion of the diagram.

Correct AnswerverifiedShow Answer

Gonadotropins are

Correct AnswerverifiedShow Answer

Which of the following regarding the adrenal medulla is true?

Correct AnswerverifiedShow Answer

Which of the following hormones is not produced by the adrenal gland?

Correct AnswerverifiedShow Answer

Which of the following participates in regulating almost every organ belonging to the immune system,reproductive system,digestive system,respiratory system,circulatory system,and the urinary system?

Correct AnswerverifiedShow Answer

Molting hormone,or ecdysone,and juvenile hormone regulate ____________ and molting in insects.

Correct AnswerverifiedShow Answer

Which of the following is likely to occur after drinking 3 alcoholic beverages?

Correct AnswerverifiedC

What is the primary function of the hormone prolactin?

Correct AnswerverifiedShow Answer

Which of the following hormones has the fewest targets?

Correct AnswerverifiedShow Answer

In mammals,milk production is stimulated by

Correct AnswerverifiedShow Answer

Insects are capable of shedding their exoskeletons in a process called molting.This is especially noticeable in juvenile insects.Select the best choice that presents a diagrammed sequence of events during the molting process.

Correct AnswerverifiedShow Answer

Which one of the following glucocorticoids is important in both gluconeogenesis (glucose produced from amino acids) during starvation and as an anti-inflammatory agent?

Correct AnswerverifiedShow Answer

All hormones can be characterized as ________ (fat-soluble) or water soluble.

Correct AnswerverifiedShow Answer

Correct Answer
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E

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C

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C

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