This example of the relationship between RDA and EAR reveals that the RDA _____
1.is twice the EAR
2.is 125% of the EAR
3.covers most needs
4.equals the DRI
5.is less than the DRI
3
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Which of the following methods estimates energy expenditure by measuring carbon dioxide produced and oxygen consumed by the body?
A. dual-energy X-ray absorptiometry (DXA) B. bioelectrical impedance analysis (BIA) C. direct calorimetry D. indirect calorimetry
Lindsay is 23 years old and graduated from college with honors. She is emotionally insecure and experiences considerable social anxiety. She has no close friends, is sometimes depressed, and often exhibits impulsive behavior. Lindsay has a preoccupation with food and her weight even though she is close to her ideal body weight. Lindsay most nearly fits the profile of a person with:
a. anorexia nervosa. b. binge eating disorder. c. bulimia nervosa. d. body dysmorphic disorder.
What is the smallest component of total energy expenditure?
a. Physical activity b. Thermic effect of food c. Basal metabolism d. All three components are about equal.
Describe the differences between hepatitis A, B, and C, including their methods of transmission, clinical manifestations, and modes of treatment