Question: Painkilling chemicals that occur naturally in the body are known as
Answer: The correct answer is C. endorphin's.
Question: Specificity is important to a fitness program because it
Amakes the workout more enjoyable.
Ballows you to choose the right types of activities to improve a particular fitness element.
Cincreases the demands you place on your body.
Dhelps you to exercise beyond your regular daily abilities.
Answer: Correct answer is B. allows you to choose the right types of activities to improve a particular fitness element.
Question: Olympic athletes have lower resting heart rates because
Atheir lungs tend to be naturally larger.
Bthey have a lot of muscle mass due to weightlifting.
Cthey exercise regularly, which improves the efficiency of their heart.
Dthey tend to eat low-fat diets.
Question: Correct answer is C. they exercise regularly, which improves the efficiency of their heart.
Question: What does a measure of your cardio-respiratory endurance tell a fitness professional?
AYour anaerobic fitness, or how well your leg and arm muscles work
BHow long you can sustain a weightlifting program
CWhat type of exercises you've been doing
DYour aerobic fitness, or how efficiently your heart is working
Answer: Correct answer is D. Your aerobic fitness, or how efficiently your heart is working.
Question: Which type of fat may help lower the risk of heart disease?
Answer: Correct answer is C. Unsaturated fat.
