A nutrient is defined as:
a. a unit of measure of the amount of energy in a food.
b. the fibrous part of a plant.
c. the amount of heat released during digestion of food.
d. a chemical substance present in food that is used by the body.
d
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Which of the following defines the body's set point?
a. Minimum weight of a person b. Maximum weight of a person c. Point at which a person's weight plateaus before dropping again quickly d. Point above which the body tends to lose weight and below which it tends to gain weight e. Point at which the physical discomforts of severe obesity overcome the desire to eat
The recommended amount of a nutrient is 100 mg. Therefore, a megadose of this nutrient would be ________.
A. 1 g B. 10 mg C. 1 mcg D. 100 mcg
The reason people who follow a low-carbohydrate diet are often in ketosis is that
A) they eat inadequate amounts of fat. B) their diet lacks sufficient fiber. C) they eat too much protein. D) they are unable to break down fat completely.
Why are older adults considered "at risk" for developing many nutrition-related health problems?