Body mass index is the ratio of ________
A) body mass to arm girth
B) body weight in kilograms divided by height in meters squared
C) percent body fat to lean body mass
D) body mass to leg length
B
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In what system would the effects of a vitamin D deficiency be most readily observed?
a. Nervous b. Skeletal c. Muscular d. Circulatory
Hunger _____
a. occurs more often in people who are underweight b. occurs more often in people who are overweight c. does not depend on weight d. is triggered by seeing or smelling food e. is the desire to eat
Which of the following statements accurately describes the relationship between energy restriction and longevity?
a. Improvements in longevity depend on reducing energy intake but not on the amount of body fat. b. Restriction of energy intake in genetically obese animals does not seem to improve longevity. c. Biochemical markers for longevity in humans are improved only when energy intake is reduced by at least one-third. d. The activities of the genes of older mice on energy-restricted diets are similar to those of mice on standard diets. e. Research with humans has found a substantial increase in longevity with a 5% reduction in energy intake.
_____ is the movement of the stomach contents backward into the esophagus due to stomach muscle contractions.
A. GER B. Root reflex C. IUGR D. Colic E. Celiac disease