Skills For Health 4.10 Quiz/ Unit 4 Exam Review

Which 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.

Which 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.

Which 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.

Which is the more questionable phrase when used in advertising?

• secret formula
• FDA-approved
• medically proven
• variation in efficacy

Which 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.

Which disease could be affected and possibly prevented by regular physical activity?

• Type II diabetes
• cerebral palsy
• Parkinson's disease
• multiple sclerosis

Which level of physical activity should you do each day?

• low and vigorous
• moderate to vigorous
• vigorous
• a mix of low, moderate, and vigorous

Which factor most closely defines the body's ability to change direction?

• agility
• acceleration
• flexibility
• reaction time

Which 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?

• aerobic
• anaerobic
• kinesthetic
• isokinetic

Which is the second step of setting a physical activity goal?

• developing an action plan
• establishing a support structure
• writing a corresponding goal
• evaluating your ability to achieve your goal