PORTAGE LEARNING NUTRITION REVIEW
EXAMINERS QUESTIONS AND ANSWERS SURE A+
✔✔composed of carbon, hydrogen, and oxygen as well as nitrogen
made of smaller building blocks called amino acids
function: energy source, structure, and regulation
sources: meats, dairy products, legumes, vegetables, and grains - ✔✔protein
✔✔composed of carbon and hydrogen and may contain other elements
fat soluble: A, D, E, K
water soluble: B vitamins and vitamin C
function: regulation
sources: all food groups - ✔✔vitamins
✔✔chemically, the simplest nutrient but the most important
functions: structure and regulation
sources: beverages and foods - ✔✔water
✔✔the ability to do work—is the major reason we eat. - ✔✔energy
As we eat, the chemical energy in food is converted by our body into electrical,
mechanical, or heat energy.
, ✔✔Three of the six nutrient classes are sources of energy - ✔✔carbohydrates, proteins,
and fats.
✔✔is also a source of energy, but it is not considered an essential nutrient because,
aside from providing calories, it has no other nutritional function. - ✔✔alcohol
✔✔Although foods are generally composed of more than one energy source, they are
classified according to the nutrient in the ____________ - ✔✔greatest amount
✔✔The energy potential in a food is measured in terms of - ✔✔kilocalories
✔✔It is important to note, a dietary Calorie (capital C) is actually the same as one
_____, and the terms are often interchanged. - ✔✔kilocalorie
✔✔amount of heat needed to raise 1 kilogram of water 1°C - ✔✔kilocalorie
✔✔amount of heat needed to raise 1 gram of water 1°C - ✔✔calorie
✔✔Calorie= - ✔✔=1 kilocalorie = 1,000 calories
✔✔Each macronutrient yields a specific number of kcal per gram.
carbohydrates: - ✔✔4 kcal/g
✔✔Each macronutrient yields a specific number of kcal per gram.
proteins: - ✔✔4 kcal/g
✔✔Each macronutrient yields a specific number of kcal per gram.
fats: - ✔✔9 kcal/g
✔✔Each macronutrient yields a specific number of kcal per gram.
alcohol: - ✔✔7 kcal/g
✔✔It is recommended that____________ of our calories should come from protein,
___________from carbohydrates, and ____________ from fat. - ✔✔10-35%
45-65%
20-35%
✔✔For the purposes of this course, we will use ___________calories as our standard. -
✔✔2,000
EXAMINERS QUESTIONS AND ANSWERS SURE A+
✔✔composed of carbon, hydrogen, and oxygen as well as nitrogen
made of smaller building blocks called amino acids
function: energy source, structure, and regulation
sources: meats, dairy products, legumes, vegetables, and grains - ✔✔protein
✔✔composed of carbon and hydrogen and may contain other elements
fat soluble: A, D, E, K
water soluble: B vitamins and vitamin C
function: regulation
sources: all food groups - ✔✔vitamins
✔✔chemically, the simplest nutrient but the most important
functions: structure and regulation
sources: beverages and foods - ✔✔water
✔✔the ability to do work—is the major reason we eat. - ✔✔energy
As we eat, the chemical energy in food is converted by our body into electrical,
mechanical, or heat energy.
, ✔✔Three of the six nutrient classes are sources of energy - ✔✔carbohydrates, proteins,
and fats.
✔✔is also a source of energy, but it is not considered an essential nutrient because,
aside from providing calories, it has no other nutritional function. - ✔✔alcohol
✔✔Although foods are generally composed of more than one energy source, they are
classified according to the nutrient in the ____________ - ✔✔greatest amount
✔✔The energy potential in a food is measured in terms of - ✔✔kilocalories
✔✔It is important to note, a dietary Calorie (capital C) is actually the same as one
_____, and the terms are often interchanged. - ✔✔kilocalorie
✔✔amount of heat needed to raise 1 kilogram of water 1°C - ✔✔kilocalorie
✔✔amount of heat needed to raise 1 gram of water 1°C - ✔✔calorie
✔✔Calorie= - ✔✔=1 kilocalorie = 1,000 calories
✔✔Each macronutrient yields a specific number of kcal per gram.
carbohydrates: - ✔✔4 kcal/g
✔✔Each macronutrient yields a specific number of kcal per gram.
proteins: - ✔✔4 kcal/g
✔✔Each macronutrient yields a specific number of kcal per gram.
fats: - ✔✔9 kcal/g
✔✔Each macronutrient yields a specific number of kcal per gram.
alcohol: - ✔✔7 kcal/g
✔✔It is recommended that____________ of our calories should come from protein,
___________from carbohydrates, and ____________ from fat. - ✔✔10-35%
45-65%
20-35%
✔✔For the purposes of this course, we will use ___________calories as our standard. -
✔✔2,000
