Question 1

The stimuli that trigger the release of ADH are

Accepted Answer

A)  high blood pressure,high blood volume,and high blood osmolarity.
B)  high blood pressure,low blood volume,and low blood osmolarity.
C)  low blood pressure,low blood volume,and high blood osmolarity.
D)  low blood pressure,high blood volume,and high blood osmolarity.
E)  low blood pressure,low blood volume,and low blood osmolarity.F) A) and E)
G) A) and B)

Question 2

Interstitial fluid composes about ________ of the body's extracellular fluid.

Accepted Answer

A)  one-tenth
B)  one-third
C)  one-half
D)  two-thirds
E)  nine-tenthsF) B) and C)
G) C) and D)

Question 3

When compared with the effects of blood pressure and osmolarity on fluid intake,the effects of saliva and stomach distention are

Accepted Answer

A)  more immediate and more accurate.
B)  more immediate but less accurate.
C)  more long-term and more accurate.
D)  more long-term but less accurate.E) C) and D)
F) A) and D)

Question 4

Cerebrospinal fluid of the central nervous system and synovial fluid of joint capsules are both examples of

Accepted Answer

A)  intracellular fluid.
B)  extracellular fluid.C) A) and B)
D) undefined

Question 5

To buffer the body's extracellular fluid compartment,dihydrogen phosphate acts as a strong base and prevents acidosis of the plasma.

Accepted Answer

A) True 
 B)False  False

Question 6

Most potassium loss from the body occurs through

Accepted Answer

A)  sweat.
B)  urine.
C)  feces.
D)  respiration.E) A) and B)
F) B) and C)

Question 7

Collectively,the renal and respiratory systems comprise the chemical buffering system of the body.

Accepted Answer

A) True 
 B)False

Question 8

Most of the fluid in our body is contained within our cells.

Accepted Answer

A) True 
 B)False

Question 9

The hormone ANP causes systemic blood vessels to

Accepted Answer

A)  constrict,which raises blood pressure.
B)  constrict,which lowers blood pressure.
C)  dilate,which raises blood pressure.
D)  dilate,which lowers blood pressure.E) A) and B)
F) B) and D)

Question 10

A comparison of the two major body fluid compartments reveals that

Accepted Answer

A)  two-thirds of the total fluid is outside our cells and one-third is within our cells.
B)  two-thirds of the total fluid is within our cells and one-third is outside our cells.
C)  half of the total fluid is within our cells and half is outside our cells.
D)  six-sevenths of the total fluid is within our cells and one-seventh is outside our cells.
E)  six-sevenths of the total fluid is outside our cells and one-seventh is within our cells.F) C) and E)
G) B) and D)

Question 11

Feelings of thirstiness are brought on by

Accepted Answer

A)  increases in salivary secretions and increases in blood osmolarity.
B)  increases in salivary secretions and decreases in blood osmolarity.
C)  decreases in salivary secretions and increases in blood osmolarity.
D)  decreases in salivary secretions and decreases in blood osmolarity.E) A) and B)
F) None of the above

Question 12

Impaired renal function within the elderly elevates their risk for acid-base imbalance.

Accepted Answer

A) True 
 B)False  True

Question 13

The amine groups contained within amino acids of proteins can act as weak

Accepted Answer

A)  acids.
B)  bases.C) A) and B)
D) undefined B

Question 14

ANP causes an increase in the loss of sodium and water through urine.

Accepted Answer

A) True 
 B)False

Question 15

When bicarbonate levels fall due to an accumulation of fixed acids in the body,the result is

Accepted Answer

A)  metabolic acidosis.
B)  metabolic alkalosis.
C)  insufficient respiration.
D)  respiratory acidosis.
E)  respiratory alkalosis.F) B) and E)
G) D) and E)

Question 16

An elevated level of potassium in the blood is referred to as __________.

Accepted Answer

The answer of An elevated level of potassium in the...

Question 17

Which ion is the principal solute of the ECF and is crucial for neuromuscular and renal function

Accepted Answer

A)  Magnesium
B)  Phosphate
C)  Calcium
D)  Sodium
E)  PotassiumF) B) and E)
G) C) and D)

Question 18

Angiotensin II,aldosterone,and ADH each help decrease urine output.

Accepted Answer

A) True 
 B)False

Question 19

Water lost through feces is considered ___________ water loss.

Accepted Answer

A)  sensible,obligatory
B)  sensible,facultative
C)  insensible,obligatory
D)  insensible,facultativeE) C) and D)
F) None of the above

Question 20

Decreases in blood pressure turn _____ the thirst center of the brain.

Accepted Answer

A)  on
B)  offC) A) and B)
D) undefined

Exam 25: Fluid and Electrolytes

The stimuli that trigger the release of ADH are

Correct AnswerverifiedShow Answer

Interstitial fluid composes about ________ of the body's extracellular fluid.

Correct AnswerverifiedShow Answer

When compared with the effects of blood pressure and osmolarity on fluid intake,the effects of saliva and stomach distention are

Correct AnswerverifiedShow Answer

Cerebrospinal fluid of the central nervous system and synovial fluid of joint capsules are both examples of

Correct AnswerverifiedShow Answer

To buffer the body's extracellular fluid compartment,dihydrogen phosphate acts as a strong base and prevents acidosis of the plasma.

Correct AnswerverifiedFalse

Most potassium loss from the body occurs through

Correct AnswerverifiedShow Answer

Collectively,the renal and respiratory systems comprise the chemical buffering system of the body.

Correct AnswerverifiedShow Answer

Most of the fluid in our body is contained within our cells.

Correct AnswerverifiedShow Answer

The hormone ANP causes systemic blood vessels to

Correct AnswerverifiedShow Answer

A comparison of the two major body fluid compartments reveals that

Correct AnswerverifiedShow Answer

Feelings of thirstiness are brought on by

Correct AnswerverifiedShow Answer

Impaired renal function within the elderly elevates their risk for acid-base imbalance.

Correct AnswerverifiedTrue

The amine groups contained within amino acids of proteins can act as weak

Correct AnswerverifiedB

ANP causes an increase in the loss of sodium and water through urine.

Correct AnswerverifiedShow Answer

When bicarbonate levels fall due to an accumulation of fixed acids in the body,the result is

Correct AnswerverifiedShow Answer

An elevated level of potassium in the blood is referred to as __________.

Correct AnswerverifiedShow Answer

Which ion is the principal solute of the ECF and is crucial for neuromuscular and renal function

Correct AnswerverifiedShow Answer

Angiotensin II,aldosterone,and ADH each help decrease urine output.

Correct AnswerverifiedShow Answer

Water lost through feces is considered ___________ water loss.

Correct AnswerverifiedShow Answer

Decreases in blood pressure turn _____ the thirst center of the brain.

Correct AnswerverifiedShow Answer

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