Which statement about the Dietary Guidelines for Americans is most accurate?
a. They emphasize uniformity.
b. They include general guidelines for physical activity.
c. They emphasize calorie restriction.
d. They dictate specific foods for each meal.
b
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Which lipid source has the greatest influence on blood cholesterol levels?
a. corn and safflower oils b. vegetable oil and nuts c. salmon and tuna d. egg yolks and liver e. beef and butter
Why should dehydration always be considered when assessing older adults?
A. Because of a blunted thirst response that develops during aging B. Because certain medications may increase fluid losses C. Because some older adults may limit fluid intake due to poor bladder control D. All of the above
Provide an overview of cardiovascular conditioning, briefly describing the major relationships among the heart, circulatory system, and lungs
What substance forms in the muscles when glucose is broken down at a high rate and cannot be metabolized into adenosine triphosphate (ATP) as a result of insufficient oxygen?
A. creatine phosphate B. glycogen C. lactate D. antioxidant