16. Painkilling chemicals that occur naturally in the body are known asA. hormones.
B. triglycerides.
C. endorphins.
D. platelets.

17. Specificity is important to a fitness program because it

A. makes the workout more enjoyable.
B. allows you to choose the right types of activities to improve a particular fitness element.
C. increases the demands you place on your body.
D. helps you to exercise beyond your regular daily abilities.

18. Olympic athletes have lower resting heart rates because

A. their lungs tend to be naturally larger.
B. they have a lot of muscle mass due to weightlifting.
C. they exercise regularly, which improves the efficiency of their heart.
D. they tend to eat low-fat diets.

19. What does a measure of your cardiorespiratory endurance tell a fitness professional?

A. Your anaerobic fitness, or how well your leg and arm muscles work
B. How long you can sustain a weightlifting program
C. What type of exercises you've been doing
D. Your aerobic fitness, or how efficiently your heart is working

20. Which type of fat may help lower the risk of heart disease?

A. Saturated fat
B. Trans fat
C. Unsaturated fat
D. Cholesterol

Answers

Answer 1

Answer: Question: Painkilling chemicals that occur naturally in the body are known as A. hormones. B. triglycerides. C. endorphins. D. platelets. Answer: The correct answer is C. endorphin's. Question: Specificity is important to a fitness program because it A. makes the workout more enjoyable. B. allows you to choose the right types of activities to improve a particular fitness element. C. increases the demands you place on your body. D. helps 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 A. their lungs tend to be naturally larger. B. they have a lot of muscle mass due to weightlifting. C. they exercise regularly, which improves the efficiency of their heart. D. they 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? A. Your anaerobic fitness, or how well your leg and arm muscles work B. How long you can sustain a weightlifting program C. What type of exercises you've been doing D. Your 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? A. Saturated fat B. Trans fat C. Unsaturated fat D. Cholesterol Answer: Correct answer is C. Unsaturated fat.

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Question 1 (5 points)
(03.03 LC)
The number of calories in a gram of fat is (5 points)

Answers

Answer:

9 calories

Explanation:

Answer:

9 calories is in a gram of fat

Explanation:

Both the heart and arteries contract to pump blood throughout the body.

Answers

Well as detailed as this mans answer may be, most online school systems seem to believe the answer to this question to be true.

Answer:

True

Explanation:

Because I am correct

How is blood pressure in the body affected by exercise?

Answers

systolic pressure increases, diastolic pressure remains constant

blood pressure is affected by exercise because when you exercise your heart rate gets faster than your normal heart rate and the blood pressure moves through out you body a bit faster

Describe the important of striving for wellness

Answers

Describe the importance of Striving for wellness:

-help fight against stress, beneficial to health, maintain good fitness and good functioning of the body, but also to limit and reduce the risk of diseases.

helps keep your body well and helps you live longer.
The answers to those health questions are on quizlet.com on Health: chapter 1 section 2

How many hours of sleep does a 14 year old girl need?

Answers

about 7 to 8 hours.

about 7 to 8 hours. Hope this helps

Dehydration is known to: A- not affect brain functions.
B- slow or stop efficient fat elimination and metabolism.***
C- lead to cases of diarrhea.
D- cause skin to take on a soft, supple texture.

Answers

B slow or stop efficient fat elimination and metabolism

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Shoulder exercises for men

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A person with anorexia can die very young. a. True b. False