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- 1. Multiple Choice
Is powerade Hypotonic, hypertonic, or Isotonic?
Hypotonic
Hypertonic
Osmosis
Isotonic
- 2. Multiple Choice
Define dehydration.
Lack of water in the body
Water loss in excess of 2% of body weight
Too much water in the body
Water loss in excess of 20% of body weight
- 3. Multiple Choice
Dehydration can cause an increase in blood viscosity. What does 'blood viscosity' mean?
Amount of blood
Thickness of blood
Amount of red blood cells in the blood
Speed of blood flow
- 4. Multiple Choice
2% loss of body weight through sweat can lead to ______% decrease in sporting performance.
20%
70%
0% (no change)
50%
- 5. Multiple Choice
An increase in blood viscosity can... (2 answers)
Increase heart rate
Decrease heart rate
Decreases blood flow to the surface of the skin which increases body temperature
Increase blood flow to the surface of the skin which decreases body temperature
- 6. Multiple Choice
Due to less blood being pumped to the working muscles (as blood moves from slowly when dehydrated), there is a decrease in oxygen delivered to the muscles.s
True
False
- 7. Fill in the Blank
Name an electrolyte lost through sweating.
- 8. Multiple Choice
Why is oxygen needed during exercise?
Needed to produce ATP in the ATP-PC system.
Needed to produce ATP in the anaerobic system.
Needed to produce ATP in the aerobic system.
It is not required.
- 9. Multiple Choice
What is the recommended consumption of water per hour of activity?
1 litre
250-550ml
400-800ml
800-900ml
- 10. Multiple Choice
What do isotonic drinks contain?
Glucose (simple carbohydrates)
Glucose (simple carbohydrates) and water
Glucose (simple carbohydrates) and electrolytes
Water
- 11. Multiple Choice
Less oxygen being delivered to muscles results in
No change
Lactic acid
Sweating
Fatigue
- 12. Multiple Choice
Negative effects of dehydration include (3 answers)
Lactic acid
Poor decision making
Fatigue
Decrease in body temperature
Poor concentration
- 13. Multiple Choice
Loss of electrolytes lead to
Muscle cramp
Headaches
Dehydration
Fatigue
- 14. Multiple Choice
Blood consists of _____% plasma
45
55
65
75
- 15. Multiple Choice
Define euhydration
Normal state of body water content
Above normal state of body water content
Below normal state of body water content
Loss of water through sweating
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