The effect of regular exercise on heart and lung function is known as
a. muscle fitness.
b. muscle endurance.
c. cardiopulmonary adaptation.
d. cardiorespiratory conditioning.
e. aerobic fitness.
Q. 2What percentage of U.S. adults meet physical activity guidelines?
a. 10
b. 20
c. 30
d. 40
e. 50
Q. 3How many people in the United States live in poverty?
a. 19 million
b. 29 million
c. 39 million
d. 49 million
e. 59 million
Q. 4As little as ____ minutes of moderate-intensity activity per day can add years to an individual's life.
a. 5
b. 10
c. 15
d. 30
e. 45
Q. 5What is muscle atrophy?
a. Loss of muscle size and strength
b. Muscle cramps arising from insufficient warm-up
c. Muscle spasms resulting from too-rapid progressive overloading
d. Alterations in heart muscle contractions when first initiating a fitness program
e. Muscle changes associated with the use of anabolic steroids
Q. 6Melissa works two jobs to support her three children. Her financial priorities are to pay the rent and utilities and provide food and medical necessities for the children. Melissa rarely eats three meals a day and worries about how
and where she will get the next meal for herself and her children. Melissa is experiencing which of the following?
a. Food insufficiency
b. Food mismanagement
c. Non-sustainable lifestyle
d. Misallocation of resources
e. Very low food security
Q. 7Which of the following are features of physical activity and exercise?
a. Neither involves mandatory body movement
b. Neither involves enhanced energy expenditure
c. Physical activity, but not exercise, involves muscle contractions
d. Exercise, but not physical activity, is thought to be vigorous, structured, and planned
e. Exercise, but not physical activity, involves aerobic activity.
Q. 8Which of the following is the primary cause for hunger in the United States and in less developed countries?
a. Poverty
b. High cost of food
c. Excessive food waste
d. Lack of nutrition education
e. Lack of physical access to food
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