Question 1

Phosphorus is a negatively charged electrolyte.

Accepted Answer

A) True 
 B)False

Question 2

Ian is hospitalized for dehydration after experiencing severe vomiting and diarrhea. Which of the following is NOT associated with Ian's dehydrated condition?

Accepted Answer

A)  Fluid will be lost from the extracellular fluid compartment. 
B)  The extracellular electrolyte concentration will be very low. 
C)  The intracellular fluid will leave the cells creating a fluid imbalance. 
D)  The fluid imbalance will result in an irregular heartbeat. 
A)  Fluid will be lost from the extracellular fluid compartment. 
B)  The extracellular electrolyte concentration will be very low. 
C)  The intracellular fluid will leave the cells creating a fluid imbalance. 
D)  The fluid imbalance will result in an irregular heartbeat.

Question 3

Discuss the importance of maintaining a normal blood volume.

Accepted Answer

Blood volume is the amount of fluid in b

Question 4

Typically, water moves from areas of low concentration of solutes toward areas of higher concentration of solutes.

Accepted Answer

A) True 
 B)False

Question 5

The release of which of the following nutrients from extracellular fluid stimulates muscle contraction?

Accepted Answer

A)  phosphorus 
B)  potassium 
C)  sodium 
D)  calcium 
A)  phosphorus 
B)  potassium 
C)  sodium 
D)  calcium

Question 6

When solute concentrations are equal on both sides of the cell membrane, osmosis begins.

Accepted Answer

A) True 
 B)False

Question 7

Fruits and vegetables are rich sources of potassium.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following will likely result if the concentration of electrolytes outside the cell is higher than in the intracellular environment?

Accepted Answer

A)  The cell will burst. 
B)  The cell will shrink and dry up. 
C)  The cell will undergo mitosis and divide. 
D)  The cell will be unaffected. 
A)  The cell will burst. 
B)  The cell will shrink and dry up. 
C)  The cell will undergo mitosis and divide. 
D)  The cell will be unaffected.

Question 9

Sports drinks are a combination of fluid, carbohydrate, and

Accepted Answer

A)  ions. 
B)  electrolytes. 
C)  diuretics. 
D)  phytic acid. 
A)  ions. 
B)  electrolytes. 
C)  diuretics. 
D)  phytic acid.

Question 10

How is bottled water regulated in Canada? What is required on bottled water labels in Canada?

Accepted Answer

Bottled water is considered a food and i

Question 11

Insensible water loss includes water loss

Accepted Answer

A)  during illness or trauma. 
B)  during intense exercise. 
C)  through respiration. 
D)  through urination. 
A)  during illness or trauma. 
B)  during intense exercise. 
C)  through respiration. 
D)  through urination.

Question 12

Which of the following is a substance that increases fluid loss via the urine?

Accepted Answer

A)  synovial fluid 
B)  plasma 
C)  a solvent 
D)  a diuretic 
A)  synovial fluid 
B)  plasma 
C)  a solvent 
D)  a diuretic

Question 13

Quenching thirst assures adequate fluid intake.

Accepted Answer

A) True 
 B)False

Question 14

Between 50 and 70% of an adult's body weight is comprised of fluid.

Accepted Answer

A) True 
 B)False

Question 15

What is the region of the brain that regulates the sensation of thirst?

Accepted Answer

A)  hippocampus 
B)  hypothalamus 
C)  cerebellum 
D)  pituitary gland 
A)  hippocampus 
B)  hypothalamus 
C)  cerebellum 
D)  pituitary gland

Question 16

Congestive heart failure and kidney disease are risk factors for hypernatremia.

Accepted Answer

A) True 
 B)False

Question 17

Discuss the differences in the percentage of body water between a 35-year old lean male, a 65-year old overweight male, and a 35-year old lean female.

Accepted Answer

Body fluid varies according to gender an

Question 18

Sodium and chloride are the predominant electrolytes in the extracellular fluid.

Accepted Answer

A) True 
 B)False

Question 19

Water has a high heat capacity. What does this term mean?

Accepted Answer

A)  Water is resistant to changes in temperature. 
B)  Water heats up or cools down very quickly. 
C)  Water provides a useful source of stored kilocalories. 
D)  Water transports the energy-yielding nutrients throughout the body. 
A)  Water is resistant to changes in temperature. 
B)  Water heats up or cools down very quickly. 
C)  Water provides a useful source of stored kilocalories. 
D)  Water transports the energy-yielding nutrients throughout the body.

Question 20

Which of the following statements is FALSE regarding phosphorus?

Accepted Answer

A)  Phosphorus from animal sources is more readily absorbed than the phosphorus from plant sources. 
B)  Humans absorb about 50% of the phosphorus from plant sources. 
C)  On average, North Americans do not consume enough phosphorus in their diets. 
D)  Bacteria in the large intestine can break down the phosphorus from plant sources. 
A)  Phosphorus from animal sources is more readily absorbed than the phosphorus from plant sources. 
B)  Humans absorb about 50% of the phosphorus from plant sources. 
C)  On average, North Americans do not consume enough phosphorus in their diets. 
D)  Bacteria in the large intestine can break down the phosphorus from plant sources.

Exam 7: Nutrients Involved in Fluid and Electrolyte Balance

Phosphorus is a negatively charged electrolyte.

Ian is hospitalized for dehydration after experiencing severe vomiting and diarrhea. Which of the following is NOT associated with Ian's dehydrated condition?

Discuss the importance of maintaining a normal blood volume.

Typically, water moves from areas of low concentration of solutes toward areas of higher concentration of solutes.

The release of which of the following nutrients from extracellular fluid stimulates muscle contraction?

When solute concentrations are equal on both sides of the cell membrane, osmosis begins.

Fruits and vegetables are rich sources of potassium.

Which of the following will likely result if the concentration of electrolytes outside the cell is higher than in the intracellular environment?

Sports drinks are a combination of fluid, carbohydrate, and

How is bottled water regulated in Canada? What is required on bottled water labels in Canada?

Insensible water loss includes water loss

Which of the following is a substance that increases fluid loss via the urine?

Quenching thirst assures adequate fluid intake.

Between 50 and 70% of an adult's body weight is comprised of fluid.

What is the region of the brain that regulates the sensation of thirst?

Congestive heart failure and kidney disease are risk factors for hypernatremia.

Discuss the differences in the percentage of body water between a 35-year old lean male, a 65-year old overweight male, and a 35-year old lean female.

Sodium and chloride are the predominant electrolytes in the extracellular fluid.

Water has a high heat capacity. What does this term mean?

Which of the following statements is FALSE regarding phosphorus?

The Role of Nutrition in Our Health

Designing a Healthful Diet

The Human Body: Are We Really What We Eat

Carbohydrates: Plant-Derived Energy Nutrients

Fats: Essential Energy-Supplying Nutrients

Proteins: Crucial Components of All Body Tissues

Nutrients Involved in Antioxidant Function

Nutrients Involved in Bone Health

Nutrients Involved in Energy Metabolism and Blood Health

Achieving and Maintaining a Healthful Body Weight

Nutrition and Physical Activity: Keys to Good Health

Food Safety and Technology: Impact on Consumers

Nutrition Through the Life Cycle: Pregnancy and the First Year of Life

Nutrition Through the Life Cycle: Childhood to Late Adulthood

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cancer

cardiovascular Disease

diabetes

dietary Supplements: Necessity or Waste

disordered Eating

disorders Related to Specific Foods

the Fetal Environment: a Lasting Impression

fluid Imbalance

global Nutrition

obesity

osteoporosis

phytochemicals

searching for the Fountain of Youth

vitamins and Minerals: Micronutrients With Macro Powers

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