Question 1

During exercise,athletes should be consuming massive amounts of water.

Accepted Answer

While staying hydrated is important, consuming massive amounts of water can lead to a condition called hyponatremia, where the body's sodium levels become dangerously low. It's important to balance water intake with the body's needs.

Question 2

Your roommate tells you he wants to put on more muscle mass.He plans to do this by adding in strength-training exercises and protein shakes to his diet.What advice could you offer him?

Accepted Answer

Option C suggests that an intake of up to 1.7 g/kg of protein is acceptable during muscle mass gain, but overconsumption can lead to dehydration and insufficient carbohydrate intake. This advice offers a reasonable and informed approach to protein intake. The other options are either not accurate (options A and D) or incomplete (option B).

Question 3

Thirst is an excellent indicator of fluid needs during exercise.

Accepted Answer

Thirst is not always a reliable indicator of fluid needs during exercise, as an athlete may not feel thirsty until they are already dehydrated. It is important to stay hydrated throughout exercise by drinking fluids regularly, even if you do not feel thirsty.

Question 4

Carbohydrate loading is for strength-trained athletes.

Accepted Answer

Carbohydrate loading is not exclusive to strength-trained athletes. It is commonly used by endurance athletes such as runners, cyclists, and swimmers to increase glycogen stores in their muscles before a long race or event.

Question 5

Lance Armstrong,who was a triathlete and road racing cyclist,likely has more __________ muscle fibers.

Accepted Answer

Type I muscle fibers, also known as slow-twitch fibers, are more efficient at using oxygen to generate more fuel (known as ATP) for continuous, extended muscle contractions over a long time. They are the most helpful for endurance athletes like triathletes and road racing cyclists, such as Lance Armstrong, who perform activities requiring stamina and endurance.

Question 6

You are at an athletic event and you notice that one of the participants is not feeling well.He is starting to not be able to walk and appears to be confused and irritated.What heat-related condition is he likely suffering from?

Accepted Answer

The symptoms described (inability to walk, confusion, irritability) are all signs of heat stroke, a serious heat-related illness that requires immediate medical attention. Heat exhaustion and heat cramps may also cause discomfort and fatigue, but typically do not result in confusion or altered mental status. Choosing D) None of the answers are correct is not accurate as one of the options is actually correct.

Question 7

Which of the following athletes would have the highest requirements for proteins?

Accepted Answer

The 180 lb male football player would have the highest requirements for proteins due to their high level of physical activity and the need to maintain and repair muscle tissue.

Question 8

Sarah has designed a fitness program that includes aerobic exercise,resistance exercise,and flexibility exercise.What characteristic of a well-designed fitness program was Sarah most concerned about when she designed her program?

Accepted Answer

Sarah's inclusion of aerobic, resistance, and flexibility exercises in her fitness program indicates a focus on the mode of exercise, which refers to the type of physical activity performed.

Question 9

College wrestlers can best enhance their strength by dehydration.

Accepted Answer

Dehydration is not a safe or effective way to enhance strength. It can lead to negative health consequences such as muscle cramps, decreased athletic performance, and even organ damage. Wrestlers should focus on proper nutrition, strength training, and conditioning to improve their strength.

Quiz 11: Nutrition, exercise and Sports