Wearing uniforms and protective gear while exercising in the heat typically ____.
A) keeps the sun off the skin and prevents body temperature from rising
B) restricts the evaporation of sweat and results in body temperature rising
C) has little effect on body temperature
D) reduces fluid loss through sweat
Q. 2When environmental conditions are more humid, sweating is ____.
A) a more effective means of regulating body temperature
B) a less effective means of regulating body temperature
C) not affected by the change
D) dangerous to an active individual
Q. 3The cardiovascular system adjusts to the demands of exercise and oxygen delivery resulting in ____.
A) fluid being transferred from interstitial space into the plasma
B) fluid being transferred from the plasma to the interstitial space
C) water leaking out of the ECF
D) water leaking into the ECF
Q. 4To avoid a moderate potassium deficiency, it is recommended that individuals, including athletes, should ____.
A) use a salt substitute (potassium chloride) daily
B) avoid exercising in the heat
C) consume a variety of fruits and vegetables daily
D) consume snack foods such as popcorn
Q. 5Which of the following has a high potassium content?
A) Banana
B) Snack foods
C) Soy sauce
D) Sports beverages
Q. 6Which of the following is a true statement regarding sodium excretion?
A) Urinary sodium excretion is precisely controlled by the kidneys.
B) If sodium intake is high, most of the excess sodium is excreted via sweat.
C) If sodium intake is high, most of the excess sodium is excreted via the feces.
D) Excess sodium intake is difficult to excrete and any excess is stored in the liver.
Q. 7The Dietary Reference Intake (DRI) for sodium is 1,500 mg daily, however, these recommendations do NOT apply to ____.
A) men and women under the age of 50
B) sedentary individuals
C) lightly active individuals
D) highly active individuals who sweat heavily
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