Pre/Post Assessment Nutrition Chapter 10

Anaerobic metabolism fuels moderate-intensity activity over a long duration.

False

Researchers measure cardiovascular fitness with VO2 max, which will:

increase as fitness improves and blood is pumped more efficiently

A person who continues exercising moderately for longer than ____ minutes begins to use less glucose and more fat for fuel.

20

Sports nutrition experts recommend that endurance athletes consume _____ percent of their energy from fat.

20-35

Anaerobic glucose breakdown produces a compound called ____ as a by-product.

Lactate

When designing a fitness routine that is intended to help muscles gain strength and size, what must you consider?

Muscles need a day or two of rest to refuel and repair

The U.S. Physical Activity Guidelines for Americans aim to improve physical fitness and the health of the nation by recommending 150 minutes of moderate-intensity activity every week.

True

The main role of ____ in supporting physical activity is to serve as an antioxidant, protecting tissues from oxidation.

Vitamin E

Strategies that help endurance athletes maintain their blood glucose concentrations for as long as they can include:

eating a high-carb. diet regularly

To prevent hyponatremia during prolonged events, athletes should:

favor sports drinks over water during the event

The health benefits of being physically active include all of the following except:

lower incidence and reduced severity of eating disorders

Deficits of carbohydrate or fluid, incurred over days or weeks, take a toll on performance but any dietary deficiencies can be fully corrected on the day of an event.

False

For the average athlete, sports drinks are needed to replenish liquid, carbohydrates, and electrolytes during an event.

False

Most athletes get enough iron in their diet and iron-deficiency anemia is not a common problem for female athletes.

False

Physical fitness benefits people's physical well-being but has no discernible effect on psychological well-being.

False

Sports anemia is a serious medical problem that can cause irreversible harm.

False

Stroke volume is the volume of blood discharged by the heart each minute.

False

A well-chosen diet that provides ample energy and follows the USDA Food Intake Patterns provides sufficient protein for most athletes.

True

Amino acids compete with each other for carriers in the body, and an overdose of one can limit the availability of another.

True

During activity, the hormone glucagon helps to prevent a drop in blood glucose.

True

Heat stroke is a serious medical problem that can cause death if left untreated.

True

Highly trained muscles use less glucose and more fat than do untrained muscles to perform the same work.

True

It is ideal to avoid high-fat meats, cheeses, and milk products before an athletic event.

True

Muscle is gained when protein synthesis exceeds protein degradation.

True

For athletic performance, the diet should consist of all of the following except:

only energy-dense protein sources