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Choose the correct proportion of water to body weight to be expected in a healthy male adult's body:


A) 30%
B) 45%
C) 60%
D) 70%

Correct Answer

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Serum potassium levels are affected by: 1) ADH 2) aldosterone 3) serum H+ levels 4) insulin levels


A) 2 only
B) 1,2
C) 1,3
D) 2,3,4
E) 1,2,3

Correct Answer

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Young infants are more vulnerable to serious dehydration because of their:


A) decreased body surface area and insensible fluid loss
B) limited renal compensation
C) decreased proportion of fluid to body weight
D) slower metabolic rate

Correct Answer

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Place the following events in the correct sequence of events when ketoacids increase in the blood of a diabetic.Not all options are used in the answers. 1) serum pH decreases 2) serum bicarbonate decreases 3) PCOâ‚‚ decreases 4) respiration decreases 5) respiration increases 6) serum pH increases 7) urine pH decreases


A) 1,3,7,4,2,6
B) 5,2,7,3,4,1
C) 2,1,5,3,7,6
D) 3,1,2,5,7,6

Correct Answer

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In patients with impaired expiration associated with emphysema,effective compensation for the acid-base imbalance would be:


A) increased rate and depth of respiration
B) decreased rate and depth of respiration
C) increased urine pH and decreased serum bicarbonate
D) decreased urine pH and increased serum bicarbonate

Correct Answer

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Choose the correct proportion of blood (to body weight) in an adult male's body:


A) 30%
B) 20%
C) 10%
D) 4%

Correct Answer

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In the initial stage,vomiting results in:


A) metabolic acidosis
B) metabolic alkalosis
C) respiratory alkalosis
D) None of the above are correct.

Correct Answer

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Compensation for respiratory system depression due to anesthesia and sedation would be:


A) decreased reabsorption of bicarbonate ions in the kidneys
B) increased secretion of hydrogen ions into the filtrate
C) increased respiratory rate and depth
D) increased renin secretion

Correct Answer

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The control centre for thirst is located in the:


A) kidneys
B) thalamus
C) medulla
D) hypothalamus

Correct Answer

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Which of the following would be considered normal serum pH?


A) 4.5-8
B) 7.0
C) 7.4
D) 8

Correct Answer

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Which of the following would likely be related to an elevated hematocrit reading?


A) fluid excess
B) fluid deficit
C) increased sodium level
D) decreased erythrocytes

Correct Answer

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Which condition is likely to cause metabolic acidosis?


A) slow,shallow respirations
B) prolonged diarrhea
C) mild vomiting
D) excessive fluid in the body

Correct Answer

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Which of the following is a typical sign of dehydration?


A) rapid,strong pulse
B) low hematocrit
C) increased urine output
D) rough oral mucosa

Correct Answer

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Which statements apply to atrial naturetic peptide? 1) It is secreted by heart muscle cells. 2) It is a hormone secreted by the kidneys. 3) It helps to control water and sodium balance. 4) It is released in response to low blood pressure.


A) 1,3
B) 1,4
C) 2,3
D) 2,4

Correct Answer

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What would a serum pH of 7.33 in a patient with kidney disease indicate?


A) metabolic alkalosis
B) metabolic acidosis
C) respiratory alkalosis
D) respiratory acidosis

Correct Answer

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Which of the following terms refers to a combination of decreased circulating blood volume combined with excess fluid in a body cavity?


A) dehydration
B) third-spacing
C) hypovolemia
D) water retention

Correct Answer

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A prolonged state of metabolic acidosis often leads to:


A) hypokalemia
B) hyperkalemia
C) hyponatremia
D) hypercalcemia

Correct Answer

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The bicarbonate-carbonic acid buffer system helps maintain serum pH.The balance of the carbonic acid and bicarbonate ion levels are controlled by the:


A) liver and pancreas
B) lungs and kidneys
C) lungs and plasma proteins
D) kidneys and bone marrow

Correct Answer

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Which of the following would result from a deficit of plasma proteins?


A) increased osmotic pressure
B) decreased osmotic pressure
C) increased hydrostatic pressure
D) decreased hydrostatic pressure

Correct Answer

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Which of the following would cause edema?


A) decreased capillary hydrostatic pressure
B) increased capillary osmotic pressure
C) decreased capillary permeability
D) increased capillary permeability

Correct Answer

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