2026 STUDY GUIDE QUESTIONS AND
ANSWERS
◉ Essential nutrients
Answer: are nutrients must be derived from food; the body cannot
make them
◉ Carbohydrates, fats, proteins
Answer: major fuels, are organic (carbon containing), and energy-
yielding
◉ Vitamins
Answer: are organic; yield no energy; facilitate release of energy
◉ Minerals
Answer: are inorganic; yield no energy; regulate the release of
energy and other roles
◉ Water
Answer: inorganic medium where all body processes take place
,◉ 1 kcal
Answer: = 1 calories
◉ Carbohydrates and proteins
Answer: both 4 kcals of energy per gram
◉ Fat
Answer: 9 kcals of energy per gram; greatest energy density
◉ Alcohol
Answer: contributes energy; 7 kcals per gram; not a nutrient
◉ mixture
Answer: Most foods have a ________ of all three energy-yielding
nutrients
◉ Pure foods
Answer: sugar (carbohydrate); oil (fat)
◉ fat
, Answer: too many kcals from any of the nutrients will be stored as
_____
◉ Dietary reference intakes (DRI)
Answer: sets of values set by nutrition experts to be used as nutrient
intake goals by healthy people in the US and Canada
◉ Recommended Dietary Allowance (RDA)
Answer: goals for individuals; based on solid scientific evidence;
foundation of DRI
◉ Adequate Intake (AI)
Answer: goals for individuals; based on less extensive findings and
more on judgement; usually established when there is not enough
scientific evidence to establish an RDA
◉ Estimated Average Requirements (EAR)
Answer: goals for groups; average requirements for given life stage
and gender groups
◉ Tolerable upper intake level (UL)
Answer: helps prevent nutrient toxicity by establishing upper limits
of intake for nutrients posing a hazard when consumed in excess