Chapter 6 Flashcards
H2O is essential for…
Tempature regulation during exercise
What is the total H20 between lean and fat
What is it based on
70% lean
30% fat
Based on body composition
What is the fluid requirement in heat
5- 6 times above normal
Dehydration is indicated by a
What may this lead to
1% OF WEIGHT
50% drop in performance
What are the signs for dehydration
Dark yellow urine
Strong odor of urine
Decreased frequency of urination
Muscle soreness
Abnormally rapid heart rate
What does STAN stand for when talking about headaches
Sleep/stress
Toxins
Agwa - water
Nutrition
What is the primary role of H2O
Heat stabilisation
What is not a major role of H2O
Joint lubrication
What did Herieta lax have
Immortal cells
What are the bodies primary cooling mechanisms
Evaporation - sweating
What is relative humidity
What happens when the humidity is high
When is this dangerous
How saturated the ambient air is with water
Higher the humidity = the harder to sweat
Dangerous if high humidity and high temp
What are the american college of sports medicine recommended levels of H2O:
Sedentary
Moderate to highly active
Sedentary individuals = 0.5 oz/lb
Moderate to highly active = 0.66 oz/lb
What happens with people make fluid restrictions fot make weight
Reduces muscular strength
Decreases work time
Lowers O2 consumption
Impairs thermoregulation
What are the different heat problems/illnesses in order from least severe to most severe
Heat cramps - sodium depletion
Heat syncope
Heat exhaustion
Heat stroke
What are heat cramps symptoms and treatment
Muscle spasms
Fluid
Rest
Stretch
Massage muscle