True/False
To protect your ears, you should avoid exposure to very high levels of noise.
True
the ability to quickly change the body’s momentum and direction
agility
Practicing good _____ means that you play fair and treat people with respect.
sportsmanship
Your body's biological clock determines when you feel tired and when you _____
Feel awake
Unsterilized needles can
spread infections
While sunglasses may help you see better in the sun, they provide no protection against UV rays.
False
the quickness of a response
reaction time
Aerobic activity occurs over a longer stretch of ___
time
The ____ controls many physiological responses, including the sleep-wake cycle.
suprachiasmatic nucleus (SCN)
The most common form of cancer in the United States is ____ cancer.
skin
Acne is partly caused by the increased levels of hormones during puberty.
True
The ability of a muscle to exert force against resistance is called
muscular strength
People who want to achieve cardiorespiratory fitness need to engage in various types of physical activity for at least ____ minutes each week.
150
A shortage of sleep that leads to tiredness and to other health problems is called a sleep ____
deficit
Healthy nails are smooth and consistent in
color
When you sleep in for two or three extra hours on the weekends, this makes it easier to wake up on Monday morning.
False
includes the eardrum and three small bones—the hammer, the anvil, and the stirrup
Middle ear
The goal of strength training is to increase the strength of your
muscle and bone
Parasomnia can occur when people are first falling asleep or when they are between
sleep stages
_____ are easily transmitted from one person to another
Lice
Acute insomnia lasts a month or longer and can be a symptom or side effect of another problem.
False
Which principle states that you must put a greater demand on your body to improve it?
overload principle
Engaging in regular physical activity can improve weight control by changing a person's
Body Composition
Getting an adequate amount of sleep is an important part of maintaining the _____ system
immune
A normal adult mouth contains ___ teeth
32