Which of the following statements describes the thermic effect of foods (TEF)?
a. TEF is estimated at 25% of energy intake.
b. TEF plus an increase in the metabolic rate due to overeating is called diet-induced thermogenesis (DIT).
c. A meal eaten all at once has a lower TEF than one spread out over hours.
d. TEF is higher for high-fat foods than for high-carbohydrate foods.
e. TEF must be considered when estimating energy expenditure because its contribution to total energy output is substantial.
Answer: B
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