Question 1

Heat exhaustion is the most severe form of heat illness.

Accepted Answer

A) True 
 B)False  False

Question 2

Clear to pale colored urine is a good indicator of good hydration status.

Accepted Answer

A) True 
 B)False  True

Question 3

One of the symptoms of heat exhaustion is cessation of body sweating.

Accepted Answer

A) True 
 B)False  False

Question 4

Which of the following individuals is LEAST likely to suffer dehydration?

Accepted Answer

A)  Bill, who has the flu and has been suffering from vomiting and diarrhea for three days 
B)  Mario, who has diabetes with a blood glucose level of 100 mg/dL 
C)  Maria, who is a bulimic and vomits after every meal 
D)  Julio, who never takes diuretics or laxatives 
A)  Bill, who has the flu and has been suffering from vomiting and diarrhea for three days 
B)  Mario, who has diabetes with a blood glucose level of 100 mg/dL 
C)  Maria, who is a bulimic and vomits after every meal 
D)  Julio, who never takes diuretics or laxatives

Question 5

Heat cramps are caused by fluid and electrolyte imbalances.

Accepted Answer

A) True 
 B)False

Question 6

One of the reasons the elderly are at high risk of dehydration is that their thirst mechanism is less effective than younger people.

Accepted Answer

A) True 
 B)False

Question 7

Hyperventilation, core body temperature above 40°C or 105°F, hot and dry skin, and rapid pulse are all symptoms of what type of heat illness?

Accepted Answer

A)  heat stroke 
B)  heat exhaustion 
C)  heat syncope 
D)  heat cramps 
A)  heat stroke 
B)  heat exhaustion 
C)  heat syncope 
D)  heat cramps

Question 8

A potentially fatal condition characterized by the failure of the body's heat-regulating mechanisms is heat

Accepted Answer

A)  hypertension. 
B)  fever. 
C)  dehydration. 
D)  stroke. 
A)  hypertension. 
B)  fever. 
C)  dehydration. 
D)  stroke.

Question 9

The MOST serious type of heat illness is heat

Accepted Answer

A)  syncope. 
B)  cramps. 
C)  stroke. 
D)  exhaustion. 
A)  syncope. 
B)  cramps. 
C)  stroke. 
D)  exhaustion.

Question 10

After completing a 10K run, Bonita notices that her urine is brown and similar to the color of cola. What does this indicate about Bonita's hydration status?

Accepted Answer

A)  She is well hydrated. 
B)  She may be inadequately hydrated and needs to replace fluids. 
C)  She is suffering from severe dehydration and needs treatment immediately. 
D)  The color of urine is not a reliable indicator of hydration status. 
A)  She is well hydrated. 
B)  She may be inadequately hydrated and needs to replace fluids. 
C)  She is suffering from severe dehydration and needs treatment immediately. 
D)  The color of urine is not a reliable indicator of hydration status.

Question 11

The underlying reason for the differences in the signs and symptoms of heat exhaustion versus heat stroke is

Accepted Answer

A)  the duration of sun exposure. 
B)  the level of intensity of exertion. 
C)  the hydration level of the body. 
D)  the failure of the body's sweat mechanism. 
A)  the duration of sun exposure. 
B)  the level of intensity of exertion. 
C)  the hydration level of the body. 
D)  the failure of the body's sweat mechanism.

Question 12

Which of the following is NOT a recommended treatment of heat exhaustion?

Accepted Answer

A)  Relocate to a cool location and drink a sports beverage. 
B)  Loosen clothing and cool the body with a shower or bath. 
C)  Seek medical attention if symptoms do not subside within an hour. 
D)  Place a heating pad in an area of the body where blood circulates close to the surface. 
A)  Relocate to a cool location and drink a sports beverage. 
B)  Loosen clothing and cool the body with a shower or bath. 
C)  Seek medical attention if symptoms do not subside within an hour. 
D)  Place a heating pad in an area of the body where blood circulates close to the surface.

Question 13

Heat cramps that develop during vigorous physical activity in hot temperatures are due to

Accepted Answer

A)  a fluid and electrolyte imbalance. 
B)  blood flow being diverted away from the muscles to the heart. 
C)  an internal body temperature exceeding 105°F. 
D)  an elevation in blood pressure. 
A)  a fluid and electrolyte imbalance. 
B)  blood flow being diverted away from the muscles to the heart. 
C)  an internal body temperature exceeding 105°F. 
D)  an elevation in blood pressure.

Question 14

Athletes are more likely to develop a heat illness on hot and humid days. Why?

Accepted Answer

A)  The kidneys do not reabsorb water as well on hot and humid days. 
B)  The thirst mechanism is not as acute on hot and humid days. 
C)  In hot and humid weather the body cannot dissipate heat via evaporation of sweat. 
D)  On hot and humid days, blood flow is diverted away from the extremities, and the body cannot be cooled as fast. 
A)  The kidneys do not reabsorb water as well on hot and humid days. 
B)  The thirst mechanism is not as acute on hot and humid days. 
C)  In hot and humid weather the body cannot dissipate heat via evaporation of sweat. 
D)  On hot and humid days, blood flow is diverted away from the extremities, and the body cannot be cooled as fast.

Question 15

Which of the following groups are the MOST vulnerable to dehydration?

Accepted Answer

A)  pregnant women and the elderly 
B)  adolescents and children 
C)  infants and pregnant women 
D)  infants and the elderly 
A)  pregnant women and the elderly 
B)  adolescents and children 
C)  infants and pregnant women 
D)  infants and the elderly

Question 16

Infants are very vulnerable to dehydration because they have a smaller ratio of body surface area to body core, causing them to lose more water than an older child.

Accepted Answer

A) True 
 B)False

Question 17

Any person who is active in a hot environment should stop exercising if

Accepted Answer

A)  they feel dizzy, light-headed, disoriented or nauseous. 
B)  their respirations increase in rate and depth. 
C)  they feel like their muscles are fatigued. 
D)  their heart rate increases. 
A)  they feel dizzy, light-headed, disoriented or nauseous. 
B)  their respirations increase in rate and depth. 
C)  they feel like their muscles are fatigued. 
D)  their heart rate increases.

Question 18

A fluid loss greater than what percentage of body weight can result in organ failure, coma, and death?

Accepted Answer

A)  2 percent 
B)  3 percent 
C)  5 percent 
D)  8 percent 
A)  2 percent 
B)  3 percent 
C)  5 percent 
D)  8 percent

Question 19

The most effective treatment for heat stroke is to cool the body and seek immediate medical assistance.

Accepted Answer

A) True 
 B)False

Question 20

Strict guidelines are in place to prevent heat-related deaths in high school and collegiate athletes.

Accepted Answer

A) True 
 B)False

Exam 24: fluid Imbalance

Heat exhaustion is the most severe form of heat illness.

Clear to pale colored urine is a good indicator of good hydration status.

One of the symptoms of heat exhaustion is cessation of body sweating.

Which of the following individuals is LEAST likely to suffer dehydration?

Heat cramps are caused by fluid and electrolyte imbalances.

One of the reasons the elderly are at high risk of dehydration is that their thirst mechanism is less effective than younger people.

Hyperventilation, core body temperature above 40°C or 105°F, hot and dry skin, and rapid pulse are all symptoms of what type of heat illness?

A potentially fatal condition characterized by the failure of the body's heat-regulating mechanisms is heat

The MOST serious type of heat illness is heat

After completing a 10K run, Bonita notices that her urine is brown and similar to the color of cola. What does this indicate about Bonita's hydration status?

The underlying reason for the differences in the signs and symptoms of heat exhaustion versus heat stroke is

Which of the following is NOT a recommended treatment of heat exhaustion?

Heat cramps that develop during vigorous physical activity in hot temperatures are due to

Athletes are more likely to develop a heat illness on hot and humid days. Why?

Which of the following groups are the MOST vulnerable to dehydration?

Infants are very vulnerable to dehydration because they have a smaller ratio of body surface area to body core, causing them to lose more water than an older child.

Any person who is active in a hot environment should stop exercising if

A fluid loss greater than what percentage of body weight can result in organ failure, coma, and death?

The most effective treatment for heat stroke is to cool the body and seek immediate medical assistance.

Strict guidelines are in place to prevent heat-related deaths in high school and collegiate athletes.

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 Fluid and Electrolyte Balance

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

alcohol

cancer

cardiovascular Disease

diabetes

dietary Supplements: Necessity or Waste

disordered Eating

disorders Related to Specific Foods

the Fetal Environment: a Lasting Impression

global Nutrition

obesity

osteoporosis

phytochemicals

searching for the Fountain of Youth

vitamins and Minerals: Micronutrients With Macro Powers

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