JMU HTH 100 Exam 3 Study Guide 2026–2027 | Updated Practice Questions & Detailed Rationales

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JMU HTH 100 Exam 3 (NEW UPDATED VERSION) LATEST ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED QUESTIONS AND ANSWERS) |
GUARANTEED PASS A+ [2026-2027]




What is the science of food and dietary supplements and how the body uses them? -
Nutrition


QUESTION : What are the essential nutrients that the body cannot manufacture? - Proteins,
fats, carbohydrates, vitamins, minerals, and water


QUESTION : What are macronutrients? - Nutrients required in relatively large amounts,
including protein, fat, carbohydrate, and water.


QUESTION : What are micronutrients? - Vitamins and minerals required in minute amounts.


QUESTION : What is the process of breaking down foods into usable compounds called? -
Digestion


QUESTION : How is energy in food measured? - In kilocalories (kcal), commonly referred to as
calories.


QUESTION : How many calories per gram do fats provide? - 9 calories per gram.


QUESTION : How many calories per gram do proteins and carbohydrates provide? - 4 calories
per gram.


QUESTION : What is nutrient density? - The ratio of a food's essential nutrients to its calories.



2026 2027 GRADED A+

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QUESTION : What is the primary function of carbohydrates in the body? - To supply energy
for body cells.


QUESTION : What are monosaccharides? - Single sugar molecules such as glucose, fructose,
and galactose.


QUESTION : What are disaccharides? - Pairs of single sugars, such as sucrose, maltose, and
lactose.


QUESTION : What are complex carbohydrates? - Multiple sugar units, including starches and
fiber.


QUESTION : What is glycogen? - A complex carbohydrate stored in the liver and muscles.


QUESTION : What are refined carbohydrates? - Carbohydrates that have been processed to
remove the germ and bran, resulting in lower fiber and nutrient content.


QUESTION : What are added sugars? - Sugars such as white sugar, brown sugar, and high-
fructose corn syrup added to processed foods.


QUESTION : What is the recommended carbohydrate intake for Americans? - On average, 200
- 300 grams daily, with 130 grams needed for essential carbohydrates.


QUESTION : What are fats also known as? - Lipids.


QUESTION : What is the energy content of fats? - Nine calories of energy per gram.


QUESTION : What are essential fatty acids? - Polyunsaturated fatty acids such as linoleic acid
(omega-6) and alpha-linolenic acid (omega-3).


2026 2027 GRADED A+