On average, which of the following individuals would have the highest percentage of body water?
35-year-old overweight woman
35-year-old lean woman
35-year-old lean man
35-year-old overweight man
answer
35-year-old lean man
question
Up to what percentage of an adult's healthy body weight is fluid?
30
70
40
20
answer
70
question
Ian is hospitalized for dehydration after experiencing severe vomiting and diarrhea. Which of the following is NOT associated with Ian's dehydrated condition?
The intracellular fluid will leave the cells creating a fluid imbalance.
Fluid will be lost from the extracellular fluid environment.
The extracellular electrolyte concentration will be very low.
The fluid imbalance will result in an irregular heartbeat.
answer
The extracellular electrolyte concentration will be very low.
question
What is the primary reason we sweat?
to maintain sodium balance
to excrete waste products
to maintain blood volume
to regulate body temperature
answer
to regulate body temperature
question
The two electrolytes most important in enabling nerves to respond to stimuli are sodium and
phosphorus.
potassium.
chloride.
iron.
answer
potassium.
question
When hiking at a high altitude, increased fluid retention is a significant risk.
True
False
answer
false
question
Which of the following can contribute to dehydration?
diarrhea
the thirst mechanism
release of ADH from the pituitary gland
water reabsorption by the kidneys
answer
diarrhea
question
Which of the following is a diuretic?
alcohol
milk
orange juice
water
answer
alcohol
question
Sports beverages are a combination of fluid, carbohydrate, and
diuretics.
soluble fiber.
electrolytes.
unsaturated fatty acids.
answer
electrolytes.
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