Basal metabolic rate represents ____.?
A) ?the rate of energy expenditure that sustains basic life processes in all cells in the awake state
B) ?the rate of energy expenditure when the body is at rest and no food has been eaten in 4 hours
C) ?minimal energy expenditure over a period of 24 hours
D) ?all energy expenditure except that is attributable to physical activity
A
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Which of the following describes an event in the visual response process?
a. Light energy strikes the retina and excites pigments to release retinal. b. Light energy strikes the cornea and excites pigments to release retinoic acid. c. Visual pigments deep in the brain are excited by light transmitted through the retina. d. Epithelial cells on the surface of the eye respond to light energy by transmitting opsin molecules along nerve pathways to the brain. e. Retinal in the visual cortex responds to electrical signals from the retina.
Caroline goes for a 3-4 mile run nearly every morning before she goes to work. Lately, she has been increasing her distance in preparation for running her first half-marathon in a few months. Caroline normally just drinks a glass of water before she heads out on her run. However, now that she has been going a further distance with each run, she has been feeling sluggish those last couple of miles of the run. To optimize her athletic performance and maintain energy levels, Caroline might consider all of the following except ________.
A. avoid high-fiber breakfast foods, such as bran cereal B. eat a breakfast with a moderate amount of protein, such as almonds and fresh berries mixed in with Greek yogurt C. eat a breakfast low in fat to avoid GI upset D. eat a high-sugar breakfast, such as a bowl of refined cereal, before exercising
What is the relationship between smoking and weight maintenance??
A) ?Smokers on average weigh about 5 pounds more than nonsmokers. B) ?Smoking a cigarette increases the appetite for energy-dense foods. C) ?People who give up smoking gain an average of 10 pounds in the first year. D) ?Psychotherapy is effective at reducing either smoking or body weight but not both.
What is a good source of soluble fiber?
A) Oats B) Wheat bran C) Cellulose D) Raffinose