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Sports Nutrition 424 Quiz 7
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NUTR 424: QUIZ 7Discuss how hypohydration can adversely influence core temperature and how it
impacts exercise performance.
As fluid is lost core body temperature increases. When there is a loss of body water, the majority of
water initially comes from the ECF, specifically from plasma. Hypohydration can affect thermoregulation
and performance, physical and mental performance are affected as well. There is a risk for hyperthermia
which is an abnormally high body temperature. Insufficient water intake also can impact endurance
performance by fluid loss decreases in body weight in the range of 2-7% are strongly associated with
declined endurance exercise performance.
A condition that results from consuming excess fluids is called
• hyperhydration
• euhydration
• hypohydration
• dehydration
The condition of euhydration is when there is an insufficient amount of water in the body to meet
physiological demands.
True or False
Case studies suggest that exertional heat cramps may be the result of rapid and large losses of fluid and
sodium.
True or False
Good advice to athletes who exercise for longer than 2 continuous hours in hot, humid environments is
to just drink as much plain water as possible during exercise.
True or False
When an athlete is hypohydrated…
• sufficient water is present
•water in the body is insufficient, and lower than the amount of water present in euhydration
• endurance exercise performance is higher than when euhydrated
• the amount of water present easily meets the amount required for physiological functions
A simple and practical hydration assessment tool to monitor hydration status is to evaluate urine color.
True or False
When environmental conditions are more humid, sweating is.
• a more effective means of regulating body temperature
• a less effective means of regulating body temperature
• not affected by the change
• dangerous to an active individual
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