The American College of Sports Medicine recommends which of the following exercise prescriptions for weight loss?
A) Daily, low-intensity physical activity for 20 minutes
B) Daily, moderate-intensity physical activity for 32-60 minutes
C) Weekly, high-intensity physical activity for 60 minutes
D) Weekly, moderate-intensity physical activity for 90-120 minutes
B
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If a granola bar weighs 35 grams, provides 140 calories, and contains 4.5 grams of total fat, what percentage of its calories come from fat?
a. 41% b. 25% c. 4% d. 29%
The fastest growing age group in the U.S. population is people over:
a. 50. b. 65. c. 75. d. 85.
An illness or infection that occurs over a wide geographic area and affects an exceptionally high
proportion of the population is called a(n) ________. A) epidemic B) ideopathy C) endemic D) pandemic
Which of the following best describes the migrating motility complex (MMC)?
A. weak contractions that rid the small intestine of leftover bacteria or waste B. segmentation motility that mixes chyme with digestive secretions C. a hormone called gastrin that stimulates the onset of segmental contractions D. a muscular valve that controls the rate of movement of food from the ileum E. a substance that neutralizes the very acidic chyme as it enters from the stomach