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- 1. Multiple ChoiceWhich statement is true of warming up before physical activity?A warm-up is a period of semistrenuous activity that prepares the body for physical activity.A warm-up increases the amount of oxygen to your brain by raising your body temperature.You should warm up for about 15 to 20 minutes before being physically active.Stretching is important for flexibility and keeps your muscles from tightening up during physical activity.
- 2. Multiple ChoiceWhich statement is true of cooling down after physical activity?A cool-down is a period of semistrenuous activity after physical activity.Cooling down increases blood flow to the muscles and decreases body temperature.Cooling down increases the lactic acid in your muscles, helping to protect them from injury.You should cool down for about 5 to 10 minutes after being physically active.
- 3. Multiple ChoiceWhich statement is true of electrolytes?The major electrolytes lost in sweat are hydrogen, potassium, and iron.Electrolytes help carry electrical impulses from one cell to another.Electrolyte replacement during physical activity is beneficial.Electrolyte concentrations decrease due to the loss of body water.
- 4. Multiple ChoiceWhich is the more questionable phrase when used in advertising?secret formulaFDA-approvedmedically provenvariation in efficacy
- 5. Multiple ChoiceWhich precaution should you take to protect yourself from the consequences of too much sun?Wear a hat, such as a baseball cap.Apply sunscreen only during the summer.Wear sunglasses that block at least 50 percent of the sun's ultraviolet rays.Put on sunblock 30 minutes before going in the sun.
- 6. Multiple ChoiceWhich disease could be affected and possibly prevented by regular physical activity?Type II diabetescerebral palsyParkinson's diseasemultiple sclerosis
- 7. Multiple ChoiceWhich level of physical activity should you do each day?low and vigorousmoderate to vigorousvigorousa mix of low, moderate, and vigorous
- 8. Multiple ChoiceWhich factor most closely defines the body's ability to change direction?agilityaccelerationflexibilityreaction time
- 9. Multiple ChoiceWhich term refers to any physical activity that uses your arms and legs and requires a large amount of oxygen for a long period of time?aerobicanaerobickinestheticisokinetic
- 10. Multiple ChoiceWhich is the second step of setting a physical activity goal?developing an action planestablishing a support structurewriting a corresponding goalevaluating your ability to achieve your goal
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