Question 1

Sodium intake above 2000 milligrams per day may increase urinary excretion of ______ if dietary intake of that nutrient is low.

Accepted Answer

A)  iron
B)  vitamin E
C)  calcium
D)  vitamin DE) None of the above
F) All of the above

Question 2

Bottled water is regulated by

Accepted Answer

A)  USDA.
B)  EPA.
C)  FDA.
D)  All of these choices are correct.E) All of the above
F) A) and D)

Question 3

Hypertension is defined as a systolic/diastolic blood pressure at or above ______ mm Hg.

Accepted Answer

A)  100/50
B)  120/80
C)  140/90
D)  180/100E) A) and B)
F) B) and C)

Question 4

The two most significant extracellular ions are

Accepted Answer

A)  sodium and chloride.
B)  phosphate and potassium.
C)  potassium and sodium.
D)  chloride and potassium.E) None of the above
F) A) and B)

Question 5

Of the following foods,which one is lowest in sodium?

Accepted Answer

A)  Pepperoni pizza
B)  Macaroni salad
C)  Milk
D)  Grape juiceE) None of the above
F) All of the above

Question 6

Potassium and phosphate are the major ______ electrolytes.

Accepted Answer

A)  intracellular
B)  extracellularC) A) and B)
D) undefined

Question 7

The ratio of sodium to chloride in table salt is

Accepted Answer

A)  30:70.
B)  40:60.
C)  50:50.
D)  60:40.E) A) and B)
F) A) and C)

Question 8

Metabolic water refers to

Accepted Answer

A)  rehydration beverages that contain electrolytes.
B)  water that is formed as a byproduct of the breakdown of macronutrients for energy.
C)  water that is conserved by the kidneys.
D)  fluids that are absorbed from the gastrointestinal tract.E) A) and B)
F) B) and D)

Question 9

Which of the following is not true about the regulation of fluid in the body?

Accepted Answer

A)  Thirst is a reliable indicator of how much water should be consumed to replenish body fluids during illness.
B)  Antidiuretic hormone is released to force the kidney to conserve water.
C)  There is a limit to how concentrated the kidney can make the urine.
D)  Even though the kidney can effectively conserve water,insensible water losses must be replenished.E) A) and B)
F) All of the above

Question 10

Limiting dietary intake of sodium will ______ urine production.

Accepted Answer

A)  decrease
B)  increase
C)  not changeD) A) and B)
E) A) and C)

Question 11

Because it increases loss of the acidic compound CO2,hyperventilation would ______ blood pH.

Accepted Answer

A)  increase
B)  not affect
C)  decreaseD) All of the above
E) B) and C)

Question 12

Active transport of ______ from the lumen of the intestine into the cells lining the intestine facilitates absorption of water from the gastrointestinal tract.

Accepted Answer

A)  amino acids
B)  glucose
C)  sodium
D)  phosphorusE) A) and C)
F) B) and D)

Question 13

Symptoms of dehydration include all of the following except

Accepted Answer

A)  heat intolerance.
B)  low blood pressure.
C)  slowed heart rate.
D)  dry skin.E) All of the above
F) B) and D)

Question 14

Which of the following foods has the lowest water content?

Accepted Answer

A)  Butter
B)  Whole grain bread
C)  Tomato
D)  Sirloin steakE) C) and D)
F) All of the above

Question 15

Potassium is found in the largest quantities in

Accepted Answer

A)  milk and dairy products.
B)  meats.
C)  fruits and vegetables.
D)  refined grains.E) B) and C)
F) A) and D)

Question 16

Which of the following electrolytes is especially important for proper heart rhythm?

Accepted Answer

A)  Sodium
B)  Potassium
C)  Chloride
D)  PhosphateE) A) and B)
F) None of the above

Question 17

Higher intake of which of the following minerals is associated with lowered blood pressure?

Accepted Answer

A)  Sodium
B)  Potassium
C)  Cadmium
D)  ChlorideE) A) and C)
F) A) and D)

Question 18

A rise from 98.6° to 99.6° F,results in a ______% rise in basal metabolic rate.

Accepted Answer

A)  10
B)  7
C)  5
D)  1E) A) and B)
F) B) and D)

Question 19

Which of the following populations is at risk for high blood potassium?

Accepted Answer

A)  Vegetarians
B)  Alcoholics
C)  People with eating disorders
D)  People with kidney disordersE) All of the above
F) B) and D)

Question 20

Aldosterone signals the kidneys to conserve

Accepted Answer

A)  sodium.
B)  potassium.
C)  chloride.
D)  phosphate.E) All of the above
F) A) and B)

Exam 9: Fluid and Electrolyte Balance

Higher intake of which of the following minerals is associated with lowered blood pressure?

Correct AnswerverifiedShow Answer

Hypertension is defined as a systolic/diastolic blood pressure at or above ______ mm Hg.

Correct AnswerverifiedShow Answer

Active transport of ______ from the lumen of the intestine into the cells lining the intestine facilitates absorption of water from the gastrointestinal tract.

Correct AnswerverifiedShow Answer

Which of the following foods has the lowest water content?

Correct AnswerverifiedShow Answer

Bottled water is regulated by

Correct AnswerverifiedShow Answer

Of the following foods,which one is lowest in sodium?

Correct AnswerverifiedShow Answer

Aldosterone signals the kidneys to conserve

Correct AnswerverifiedShow Answer

The ratio of sodium to chloride in table salt is

Correct AnswerverifiedShow Answer

Potassium is found in the largest quantities in

Correct AnswerverifiedShow Answer

The two most significant extracellular ions are

Correct AnswerverifiedShow Answer

Metabolic water refers to

Correct AnswerverifiedShow Answer

Symptoms of dehydration include all of the following except

Correct AnswerverifiedShow Answer

Which of the following populations is at risk for high blood potassium?

Correct AnswerverifiedShow Answer

Because it increases loss of the acidic compound CO2,hyperventilation would ______ blood pH.

Correct AnswerverifiedShow Answer

Limiting dietary intake of sodium will ______ urine production.

Correct AnswerverifiedShow Answer

Sodium intake above 2000 milligrams per day may increase urinary excretion of ______ if dietary intake of that nutrient is low.

Correct AnswerverifiedShow Answer

Potassium and phosphate are the major ______ electrolytes.

Correct AnswerverifiedShow Answer

A rise from 98.6° to 99.6° F,results in a ______% rise in basal metabolic rate.

Correct AnswerverifiedShow Answer

Which of the following electrolytes is especially important for proper heart rhythm?

Correct AnswerverifiedShow Answer

Which of the following is not true about the regulation of fluid in the body?

Correct AnswerverifiedShow Answer

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Because it increases loss of the acidic compound CO₂,hyperventilation would ______ blood pH.

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