Answers only no explanation

1. Which statement is false about endurance training?

A) Endurance training reduces the body's reliance on the ATP-CP energy system.

B) A well-trained endurance athlete relies more on anaerobic energy systems during exercise.

C) Endurance training reduces the body's reliance on the lactic acid energy system.

D) Endurance training extends the availability of glycogen.

2. Which energy system involves anaerobic glycolysis?

A) Citric acid cycle

B) Lactic acid

C) Electron transport

D) Oxygen energy system

3. The recommended way to replenish glycogen stores after intense exercise is to consume _____ grams of carbohydrates per kilogram of body weight within 30 minutes to 2 hours after a workout.

A) 1 to 1.5

B) 5 to 10

C) 10 to 15

D) 15 to 20

4. The presence of _____ is desirable in a sports drink.

A) Caffeine

B) Carbonation

C) Ethyl alcohol

D) Glucose

5. Which of the following statements is not true?

A) As the intensity of an exercise increases, glycogen depletion increases.

B) "Hitting the wall" refers to having nearly depleted one's glycogen stores during exercise.

C) Anaerobic and aerobic energy systems work together to fuel athletic performance.

D) All of these are correct.

6. What factor determines the relative proportion of muscle fiber types in athletes?

A) Frequency of workouts

B) Intensity of exercise

C) Genes

D) Type of competitive sport

7. True or False? When creatine phosphate breaks down, it releases a phosphate group that is used to form ATP.

True

False

8. True or False? Protein loading refers to a dietary approach to maximize glycogen stores in the muscles.

True

False

9. True or False? During low-intensity endurance physical activities, the body uses primarily FT muscle fibers.

True

False

10. True or False? Athletes have higher iron losses than non-athletes.

True

False

11. True or False? During high-intensity activity, the primary energy source is fat.

True

False

12. What is exercise intensity?

A) How hard the body is working during aerobic activity.

B) The intensity level a treadmill is set to

C) The speed a treadmill is set to

D) The incline a treadmill is set to

13. Nutrition is the only variable that increases or decreases risk for chronic diseases.

True

False

14. Which risk factor for atherosclerosis is largely under a person's control?

A) Age

B) Family history of early heart disease

C) High fat intake

D) Ethnicity

15. When people are diagnosed with type 2 diabetes, they have:

A) Absolute insulin deficiency.

B) Insulin resistance or insufficient insulin production.

C) Carbohydrate dumping syndrome.

D) None of these are correct.

16. Which risk factor for atherosclerosis cannot be controlled by a person?

A) Cigarette smoking

B) High blood pressure

C) Physical inactivity

D) Family history

17. _____ is the second leading cause of death in the United States.

A) Stroke

B) Cancer

C) HIV infection

D) Diabetes

18. True or False? Cardiovascular disease is the leading cause of death in the United States and Canada.

True

False

19. True or False? Some individuals can develop cancer with no known risk factors.

True

False

20. Each of the following strategies will help to reduce the risk of osteoporosis except:

A) Attaining peak bone mass

B) Consuming adequate calcium

C) Weight bearing exercise

D) Each of these is a strategy to help reduce risk for osteoporosis

21. Metastasis is

A) the spread of cancer

B) the loss of bone mass

C) the hardening of arteries

D) the loss of sensitivity to insulin

22. True or False? The force exerted by blood on the walls of blood vessels is called blood pressure

True

False

23. An auto-immune disease in which the body destroys the beta-cells of the pancreas leaving the body unable to produce any insulin is called

A) atherosclerosis

B) type 1 diabetes

C) type 2 diabetes

D) metabolic syndrome

24. A slow, progressive hardening and narrowing of arteries by deposits of fat, cholesterol, and other substances is called

A) osteoporosis

B) prediabetes

C) type 2 diabetes

D) atherosclerosis

25. Each of the following strategies will help to reduce the risk of atherosclerosis except:

A) Choose whole-grain, high-fiber foods

B) Consume fish, especially oily fish, at least twice a week

C) Minimize your intake of beverages and foods that contain added sugars

D) Increasing salt intake