Nutrition Chapter 10

Which statement regarding carnitine is true?

It is a nonessential nutrient.

Calculate the protein needed by a male runner weighing 152 pounds who is training for an upcoming competition. He participates in sprints and hurdling races.

83-117 g/day

An advantage of using sport drinks for fluid replacement during exercise is that:​

they have a pleasant taste, which encourages consumption.

To prevent hyponatremia during prolonged events, athletes should:

favor sports drinks over water during the event.

As physical activity continues beyond the first few minutes, which of the following flows into the bloodstream to signal the liver to liberate its stored energy nutrients?

glucagon

Lactate buildup in working muscles:

indicates that anaerobic breakdown of glucose has occurred.

Glycogen storage is:

limited to less than 2,000 calories.

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

lower incidence and reduced severity of eating disorders.

What is the intensity level of a physical activity that causes some increase in breathing, is a perceived exertion of 5 or 6, and allows you to have a conversation while doing the activity?

moderate

Protein is needed by the body to support an exercise program because of its role in:​

repairing muscle tissue after exercise.

What is the best fluid for an athlete working out for about an hour in a cold climate?

room temperature water

Athletes often use whey protein products to prepare for competition because:

whey provides amino acids that are more quickly digested and absorbed

An endurance athlete can lose ____ of fluid an hour during activity.

​1.5 quarts

Which factor does not influence how much glucose a person uses during physical activity?

​age of the person exercising

Sports drinks offer some advantages over water for athletes who:

​need to replenish electrolytes.