Exam 11: Nutrition Physical Activity and Fitness

Exercising at the maximum heart rate (MHR) is only recommended for highly-trained professional athletes.

Muscle growth dominates during heavy exercise, while protein breakdown escalates after exercise.

The person who exercises should expect to feel more tense due to muscle strain than a sedentary individual

Raphael, a linebacker, is starting for his school's football team at their 10:30 a.m. game on Saturday. Among the following selections, his best pre-game food choice would be ____.

Vignette #1 John is 35 and interested in gaining muscle mass and decides to check out the nutritional supplements at the local health food store. The clerk approaches him wearing a white lab coat; this immediately impresses John, who now thinks that the clerk is well informed. John explains that his goal is to gain the maximum muscle mass in the shortest time. The clerk is eager to assist John and says, "Let me show you the products that will benefit you most." Let's see if the clerk really knows what ergogenic aids are all about by answering these questions. The clerk recommends John purchase coenzyme Q₁₀. Which statement describes a false claim attributed to this substance?

The more fit a muscle is, the ____ it draws from the blood.

The new Physical Fitness Guidelines for Americans stresses the level of the activity more than the total amount of activity carried out each week.

What item has been falsely claimed to increase the use of fatty acids and spare glycogen during exercise?

The endurance of a muscle is most accurately reflected in the ____.

Provide an overview of cardiovascular conditioning, briefly describing the major relationships among the heart, circulatory system, and lungs.

Which statement best describes athletes who eat well-balanced diets?

Imagine you are the sports nutritionist for an endurance runner. What level of daily protein intake (based on desirable body weight) would you recommend for your client?

Vignette #2 Jill is 32 years old, and after years of a mostly sedentary life is determined to get into shape. She decides to take up jogging but cannot decide whether to jog at a moderate pace or very fast pace, and has no idea how long to continue. Jill also wants to learn to monitor her heart rate and pulse. She was a gymnast in high school but can no longer touch her toes. Suggest how Jill should get started by answering these questions. When Jill is jogging, which characteristic determines whether this activity is aerobic or anaerobic?

According to the Physical Activity Guidelines for Americans , which recommendation would be enough exercise for an adult who wants to achieve health benefits?

Exercising muscles draw their energy from what fuels?

When a formerly sedentary person is trying to become fit, ____ is very important.

As a benefit of exercise, active people may have resting pulse rates of 50 or even lower.

A trained muscle is better equipped to use ____ for energy and can conserve its ____ supply for a longer period of time.

When an athlete "hits the wall" it means they have run out of fat stores.

Sports anemia is not true iron-deficiency anemia and is related to ____.