Question 1

The pH of extracellular fluid, such as blood plasma, of a healthy person is

Accepted Answer

A)  highly acidic
B)  slightly acidic
C)  neutral
D)  slightly basic
E)  highly basic

Question 2

Because acidosis results in increased excitation of the neurons of the central nervous system, it can cause convulsions and muscle spasms.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following does NOT contribute to the impaired ability of older adults to maintain fluid, electrolyte and pH balance?

Accepted Answer

A)  increased exhalation of carbon dioxide
B)  decreased blood flow to the kidneys
C)  decreased muscle mass
D)  decreased glomerular filtration rate
E)  increased adipose tissue

Question 4

Vitamin D is a fat-soluble vitamin that is converted to calcitriol, which promotes the intestinal absorption of

Accepted Answer

A)  sodium
B)  potassium
C)  phosphate
D)  bicarbonate
E)  calcium

Question 5

Dehydration decreases the production of saliva.

Accepted Answer

A) True 
 B)False

Question 6

Calcium is involved in blood clotting.

Accepted Answer

A) True 
 B)False

Question 7

The dehydration sensors in the body stimulate the thirst center in response to

Accepted Answer

A)  decreased flow of saliva.
B)  increased osmotic pressure of blood plasma.
C)  decreased blood volume.
D)  increased osmotic pressure of blood plasma and decreased blood volume.
E)  decreased flow of saliva, increased osmotic pressure of blood plasma, and decreased blood volume.

Question 8

Acidosis and alkalosis have opposite effects on the central nervous system; the former depresses it while the latter excites it.

Accepted Answer

A) True 
 B)False

Question 9

More acids than bases are produced by normal cellular metabolism.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following extracellular fluids is found in the inner ear?

Accepted Answer

A)  aqueous humor
B)  endolymph
C)  peritoneal fluid
D)  synovial fluid
E)  cerebrospinal fluid

Question 11

The two ways that the body gains water are

Accepted Answer

A)  through the skin and drinking.
B)  ingestion and metabolism.
C)  urine output and sweating.
D)  defecation and ingestion.
E)  ingestion and osmosis.

Question 12

All of the following hormones are involved in regulation of fluid balance in the body EXCEPT

Accepted Answer

A)  ADH
B)  ANP
C)  CCK
D)  angiotensin II
E)  aldosterone

Question 13

Which of the following is a weak base that can be used to buffer the intracellular accumulation of acid that occurs during metabolism?

Accepted Answer

A)  carbonic acid
B)  monohydrogen phosphate
C)  carbon dioxide
D)  hydroxide ions
E)  carbonic anhydrase

Question 14

Name the major ions found in body fluids and briefly describe their primary location.

Accepted Answer

1. Sodium is the most abundant extracell...

Question 15

Due to a decrease in the number and efficiency of sweat glands, water loss from the skin declines with age.

Accepted Answer

A) True 
 B)False

Question 16

Both electrolytes and water can be lost through the processes of perspiration, defecation, and urination.

Accepted Answer

A) True 
 B)False

Question 17

All of the following are signs and symptoms of hyponatremia EXCEPT

Accepted Answer

A)  intense thirst
B)  muscular weakness
C)  dizziness
D)  hypotension
E)  tachycardia

Question 18

During activities that lead to excessive sweating, it is wise to begin drinking fluids even before the sensation of thirst appears.

Accepted Answer

A) True 
 B)False

Question 19

The most abundant buffer system in blood plasma and intracellular fluid is the

Accepted Answer

A)  ammonium buffer system.
B)  bicarbonate buffer system.
C)  phosphate buffer system.
D)  hemoglobin buffer system.
E)  protein buffer system.

Question 20

The ionic composition of extracellular and intracellular fluids differs considerably.

Accepted Answer

A) True 
 B)False

Exam 22: Fluid, Electrolyte, and Acid-Base Balance

The ionic composition of extracellular and intracellular fluids differs considerably.

Correct AnswerverifiedShow Answer

The most abundant buffer system in blood plasma and intracellular fluid is the

Correct AnswerverifiedShow Answer

Which of the following does NOT contribute to the impaired ability of older adults to maintain fluid, electrolyte and pH balance?

Correct AnswerverifiedShow Answer

More acids than bases are produced by normal cellular metabolism.

Correct AnswerverifiedShow Answer

The dehydration sensors in the body stimulate the thirst center in response to

Correct AnswerverifiedShow Answer

The two ways that the body gains water are

Correct AnswerverifiedShow Answer

The pH of extracellular fluid, such as blood plasma, of a healthy person is

Correct AnswerverifiedShow Answer

Dehydration decreases the production of saliva.

Correct AnswerverifiedShow Answer

All of the following are signs and symptoms of hyponatremia EXCEPT

Correct AnswerverifiedShow Answer

Name the major ions found in body fluids and briefly describe their primary location.

Correct Answerverified1. Sodium is the most abundant extracell...View AnswerShow Answer

Both electrolytes and water can be lost through the processes of perspiration, defecation, and urination.

Correct AnswerverifiedShow Answer

Vitamin D is a fat-soluble vitamin that is converted to calcitriol, which promotes the intestinal absorption of

Correct AnswerverifiedShow Answer

Due to a decrease in the number and efficiency of sweat glands, water loss from the skin declines with age.

Correct AnswerverifiedShow Answer

Because acidosis results in increased excitation of the neurons of the central nervous system, it can cause convulsions and muscle spasms.

Correct AnswerverifiedShow Answer

Acidosis and alkalosis have opposite effects on the central nervous system; the former depresses it while the latter excites it.

Correct AnswerverifiedShow Answer

Which of the following extracellular fluids is found in the inner ear?

Correct AnswerverifiedShow Answer

During activities that lead to excessive sweating, it is wise to begin drinking fluids even before the sensation of thirst appears.

Correct AnswerverifiedShow Answer

Calcium is involved in blood clotting.

Correct AnswerverifiedShow Answer

Which of the following is a weak base that can be used to buffer the intracellular accumulation of acid that occurs during metabolism?

Correct AnswerverifiedShow Answer

All of the following hormones are involved in regulation of fluid balance in the body EXCEPT

Correct AnswerverifiedShow Answer

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1. Sodium is the most abundant extracell...
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