Question 1

The concentration of calcium ions in extracellular fluid is regulated primarily by a hormone secreted by the _____ glands.

Accepted Answer

The answer of The concentration of calcium ions in extracellular...

Question 2

Which of the following body compartments is correctly matched with its location in the body?

Accepted Answer

A)   intracellular - all fluids outside cells
B)   extracellular - fluid in tissue spaces, blood vessels, and lymphatic vessels
C)   extracellular - fluid in cells
D)   transcellular - between the lipid layers of cell membranesE) B) and D)
F) B) and C)

Question 3

Edema is

Accepted Answer

A)   a response to dehydration.
B)   caused by hyperproteinemia.
C)   abnormal accumulation of extracellular fluid.
D)   caused by depressed venous pressure.E) A) and C)
F) B) and C)

Question 4

Arterial blood with a pH below 7.35 produces _____________.

Accepted Answer

The answer of Arterial blood with a pH below 7.35...

Question 5

Carbon dioxide reacts with water to form _____ _____.

Accepted Answer

The answer of Carbon dioxide reacts with water to form...

Question 6

Acidosis is a pH of arterial blood

Accepted Answer

A)   below 4.5
B)   above 4.5
C)   below 7.35
D)   above 7.35E) A) and B)
F) A) and C)

Question 7

Diabetes mellitus, in which fatty acids react to produce ketone bodies, leads to

Accepted Answer

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

Question 8

A person usually drinks about ____ milliliters a day.

Accepted Answer

A)   500
B)   1,000
C)   1,500
D)   2,500E) A) and B)
F) A) and C)

Question 9

Maxwell has just finished a brutal 10 kilometer run. His body has

Accepted Answer

A)   an increased production of carbonic acid and increased pH of body fluids.
B)   an increased production of carbonic acid and decreased pH of body fluids.
C)   a decreased production of carbonic acid, and increased pH of body fluids.
D)   a decreased production of carbonic acid and decreased pH of body fluids.E) C) and D)
F) A) and C)

Question 10

Prolonged vomiting, in which only the stomach contents are lost, leads to

Accepted Answer

A)   respiratory acidosis.
B)   respiratory alkalosis.
C)   metabolic acidosis.
D)   metabolic alkalosis.E) A) and C)
F) All of the above

Question 11

The respiratory center is most likely to increase the breathing rate if the

Accepted Answer

A)   concentration of carbonic acid is decreasing.
B)   pH of body fluids is decreasing.
C)   pH of body fluids is increasing.
D)   concentration of sodium bicarbonate is increasing.E) A) and D)
F) A) and C)

Question 12

Which of the following would be most helpful in treating hypocalcemia?

Accepted Answer

A)   Removing the parathyroid glands
B)   Administering high doses of vitamin D and calcium salts
C)   Stimulating calcium excretion by the kidneys
D)   Avoiding foods that are high in calciumE) B) and D)
F) A) and B)

Question 13

In a healthy body, the volume of water remains relatively stable at all times.

Accepted Answer

A) True 
 B)False

Question 14

A person in a moderate environment would lose the greatest volume of water in

Accepted Answer

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

Question 15

Effects of hypokalemia include

Accepted Answer

A)   muscle weakness.
B)   acne.
C)   sweating.
D)   diabetes.E) C) and D)
F) A) and B)

Question 16

Ingestion of too much sodium bicarbonate to relieve indigestion may lead to

Accepted Answer

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

Question 17

Acid-base buffer systems minimize pH changes by

Accepted Answer

A)   converting weak acids to strong acids.
B)   converting strong acids to weak acids.
C)   increasing breathing rate.
D)   promoting the excretion of hydrogen ions.E) A) and B)
F) A) and C)

Question 18

Factors that alter water balance will also alter electrolyte balance.

Accepted Answer

A) True 
 B)False

Question 19

The parts of an amino acid that are important in the protein buffer system are the

Accepted Answer

A)   amino and R groups.
B)   amino and carboxyl groups.
C)   monocarbonate and bicarbonate groups.
D)   monohydrogen phosphate and dihydrogen phosphate groups.E) None of the above
F) C) and D)

Question 20

The sequence of symptoms of heatstroke is

Accepted Answer

A)   neurological symptoms, dizziness, skin reddening, and then headache and racing heart.
B)   headache, dizziness, exhaustion, then sweating, which stops as the skin becomes red, hot, and dry.
C)   intense itching, profuse sweating, kidney failure, racing pulse, headache.
D)   fever, itching, redness, headache, numb extremities, vomiting.E) A) and D)
F) B) and D)

Exam 21: Water, Electrolyte, and Acid-Based Balance

Maxwell has just finished a brutal 10 kilometer run. His body has

Correct AnswerverifiedShow Answer

A person usually drinks about ____ milliliters a day.

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Effects of hypokalemia include

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In a healthy body, the volume of water remains relatively stable at all times.

Correct AnswerverifiedShow Answer

The respiratory center is most likely to increase the breathing rate if the

Correct AnswerverifiedShow Answer

Factors that alter water balance will also alter electrolyte balance.

Correct AnswerverifiedShow Answer

Arterial blood with a pH below 7.35 produces _____________.

Correct AnswerverifiedShow Answer

Which of the following would be most helpful in treating hypocalcemia?

Correct AnswerverifiedShow Answer

Ingestion of too much sodium bicarbonate to relieve indigestion may lead to

Correct AnswerverifiedShow Answer

The sequence of symptoms of heatstroke is

Correct AnswerverifiedShow Answer

The parts of an amino acid that are important in the protein buffer system are the

Correct AnswerverifiedShow Answer

The concentration of calcium ions in extracellular fluid is regulated primarily by a hormone secreted by the _____ glands.

Correct AnswerverifiedShow Answer

Acidosis is a pH of arterial blood

Correct AnswerverifiedShow Answer

Edema is

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Diabetes mellitus, in which fatty acids react to produce ketone bodies, leads to

Correct AnswerverifiedShow Answer

A person in a moderate environment would lose the greatest volume of water in

Correct AnswerverifiedShow Answer

Which of the following body compartments is correctly matched with its location in the body?

Correct AnswerverifiedShow Answer

Acid-base buffer systems minimize pH changes by

Correct AnswerverifiedShow Answer

Prolonged vomiting, in which only the stomach contents are lost, leads to

Correct AnswerverifiedShow Answer

Carbon dioxide reacts with water to form _____ _____.

Correct AnswerverifiedShow Answer

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Carbon dioxide reacts with water to form _ _.

Correct Answer
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