Question 1

Which statement is NOT true of ions and solutions?

Accepted Answer

A)  Chloride is a cation.
B)  In osmosis,water follows salt.
C)  Osmosis is the diffusion of water.
D)  Sulfate and phosphate are anions.E) All of the above
F) C) and D)

Question 2

The bicarbonate buffer system is important for the regulation of pH in which of these?
1.blood
2.tissue fluid
3.intracellular fluid

Accepted Answer

A)  1 only
B)  1 and 2 only
C)  2 and 3 only
D)  all of theseE) C) and D)
F) A) and D)

Question 3

The part of the brain that regulates the water content of the body is the ___,because it has ___.

Accepted Answer

A)  medulla/the swallowing center
B)  hypothalamus/wet receptors
C)  cerebrum/awareness of thirst
D)  hypothalamus/osmoreceptorsE) A) and B)
F) A) and C)

Question 4

The electrolytes that are part of bones and teeth are:

Accepted Answer

A)  calcium and phosphate
B)  iron
C)  A and B
D)  A and B,and sulfateE) A) and C)
F) B) and D)

Question 5

When an amino acid's carboxyl group donates a hydrogen ion to a body fluid,it is acting as:

Accepted Answer

A)  an acid
B)  a base
C)  both of these
D)  neither of these,because there is no effect on pHE) A) and B)
F) A) and C)

Question 6

The electrolytes that contribute to the normal functioning of muscle cells are:

Accepted Answer

A)  sodium and potassium
B)  calcium
C)  both A and B
D)  both A and B,and ironE) None of the above
F) A) and B)

Question 7

Which statement is NOT true of metabolic alkalosis?

Accepted Answer

A)  The blood pH may be 7.47.
B)  Respirations will decrease to retain carbon dioxide.
C)  The kidneys will retain hydrogen ions.
D)  The kidneys will retain bicarbonate ions.E) A) and C)
F) None of the above

Question 8

A hormone that will decrease blood volume is:

Accepted Answer

A)  ANP
B)  aldosterone
C)  both A and B
D)  both A and B,and ADHE) None of the above
F) B) and D)

Question 9

The term osmolarity means the:

Accepted Answer

A)  receptors in the medulla that detect water
B)  concentration of dissolved materials in a solution
C)  movement of water through a membrane to an area of less salt
D)  diffusion of waterE) B) and D)
F) All of the above

Question 10

Intracellular fluid is:

Accepted Answer

A)  water within cells
B)  water in the spaces between cells
C)  both A and B
D)  both A and B,and is also called interstitial fluidE) C) and D)
F) A) and B)

Question 11

Approximately two-thirds of the total body water is found ___,and is called ___ fluid.

Accepted Answer

A)  within cells/intracellular
B)  around cells/extracellular
C)  within cells/intercellular
D)  around cells/intercellular fluidE) A) and B)
F) A) and C)

Question 12

Filtration takes place because:

Accepted Answer

A)  blood pressure forces plasma out of capillaries
B)  water moves to an area of higher pressure
C)  both A and B
D)  both A and B,and because water is cohesiveE) A) and C)
F) All of the above

Question 13

The major cation in intracellular fluid is ___,and the major anion is ___.

Accepted Answer

A)  sodium/phosphate
B)  sodium/chloride
C)  potassium/phosphate
D)  potassium/chlorideE) A) and C)
F) None of the above

Question 14

For the body,the sources of water (intake) include all of these except:

Accepted Answer

A)  beverages
B)  foods
C)  inhaled air
D)  metabolic waterE) A) and B)
F) A) and C)

Question 15

The bicarbonate buffer system will buffer a strong base by forming:

Accepted Answer

A)  a weak acid and a salt
B)  a weak base and a salt
C)  a weak acid and water
D)  a weak base and waterE) C) and D)
F) B) and D)

Question 16

When the phosphate buffer system buffers a strong acid,these molecules are formed:

Accepted Answer

A)  a weak acid and a weak base
B)  a weak base and a salt
C)  a weak acid and a salt
D)  a weak acid and waterE) A) and C)
F) A) and D)

Question 17

The function of aldosterone is to:

Accepted Answer

A)  increase sodium reabsorption by the kidneys
B)  increase water reabsorption by the kidneys
C)  both A and B
D)  both A and B,and increase urinary outputE) A) and B)
F) None of the above

Question 18

The major electrolytes in plasma are:

Accepted Answer

A)  sodium,chloride,and proteins
B)  sodium and potassium
C)  sodium,potassium,and chloride
D)  potassium,phosphate,and proteinsE) A) and B)
F) A) and C)

Question 19

The major effect of alkalosis on the body is:

Accepted Answer

A)  oversecretion of pituitary hormones
B)  depression of the CNS
C)  cardiac failure
D)  overexcitability of the nervous systemE) A) and B)
F) A) and C)

Question 20

To compensate for metabolic acidosis,respirations will:

Accepted Answer

A)  increase to retain carbon dioxide
B)  decrease to retain carbon dioxide
C)  decrease to exhale carbon dioxide
D)  increase to exhale carbon dioxideE) None of the above
F) B) and C)

Exam 20:Fluid–Electrolyte and Acid–Base Balance-Part C

The electrolytes that contribute to the normal functioning of muscle cells are:

Correct AnswerverifiedShow Answer

The major effect of alkalosis on the body is:

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The major cation in intracellular fluid is ___,and the major anion is ___.

Correct AnswerverifiedShow Answer

When the phosphate buffer system buffers a strong acid,these molecules are formed:

Correct AnswerverifiedShow Answer

The part of the brain that regulates the water content of the body is the ___,because it has ___.

Correct AnswerverifiedShow Answer

When an amino acid's carboxyl group donates a hydrogen ion to a body fluid,it is acting as:

Correct AnswerverifiedShow Answer

The term osmolarity means the:

Correct AnswerverifiedShow Answer

The bicarbonate buffer system will buffer a strong base by forming:

Correct AnswerverifiedShow Answer

For the body,the sources of water (intake) include all of these except:

Correct AnswerverifiedShow Answer

Approximately two-thirds of the total body water is found ___,and is called ___ fluid.

Correct AnswerverifiedShow Answer

Filtration takes place because:

Correct AnswerverifiedShow Answer

Which statement is NOT true of ions and solutions?

Correct AnswerverifiedShow Answer

To compensate for metabolic acidosis,respirations will:

Correct AnswerverifiedShow Answer

Intracellular fluid is:

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A hormone that will decrease blood volume is:

Correct AnswerverifiedShow Answer

The bicarbonate buffer system is important for the regulation of pH in which of these? 1.blood 2.tissue fluid 3.intracellular fluid

Correct AnswerverifiedShow Answer

The function of aldosterone is to:

Correct AnswerverifiedShow Answer

The major electrolytes in plasma are:

Correct AnswerverifiedShow Answer

The electrolytes that are part of bones and teeth are:

Correct AnswerverifiedShow Answer

Which statement is NOT true of metabolic alkalosis?

Correct AnswerverifiedShow Answer

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The major cation in intracellular fluid is _,and the major anion is _.

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The part of the brain that regulates the water content of the body is the _,because it has _.

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Approximately two-thirds of the total body water is found _,and is called _ fluid.

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