Q: A meal contains 60 grams of carbohydrates, 20 grams of protein, and 10 grams of fat. How many kilocalories does this meal provide? (Use: $$4 \text{ kcal/g}$$ for carbs and protein, $$9 \text{ kcal/g}$$ for fat)

$$60 \times 4 + 20 \times 4 + 10 \times 9 = 240 + 80 + 90 = 410$$ kilocalories

Q: A 2,000 kcal diet should provide what range of kilocalories from carbohydrates according to the AMDR (Acceptable Macronutrient Distribution Range)? (AMDR for carbs: 45-65%)

$$2,000 \times 0.45 = 900$$ kcal to $$2,000 \times 0.65 = 1,300$$ kcal

Question 1

Which of the following best describes an essential nutrient?

Accepted Answer

A nutrient that must be obtained from the diet because the body cannot make it or cannot make enough of it.

Question 2

A meal contains 60 grams of carbohydrates, 20 grams of protein, and 10 grams of fat. How many kilocalories does this meal provide? (Use: $$4 	ext{ kcal/g}$$ for carbs and protein, $$9 	ext{ kcal/g}$$ for fat)

Accepted Answer

$$60 	imes 4 + 20 	imes 4 + 10 	imes 9 = 240 + 80 + 90 = 410$$ kilocalories

Question 3

Which of the following is an example of a phytochemical?

Accepted Answer

Lycopene found in tomatoes

Question 4

Which of the following statements about the human body composition is correct?

Accepted Answer

The human body is composed of approximately 60% water.

Question 5

Which of the following best describes the difference between incidence and prevalence in epidemiological studies?

Accepted Answer

Incidence refers to new cases over a period, while prevalence refers to the total number of cases at a given time.

Question 6

A food label lists ingredients as: whole wheat flour, sugar, canola oil, salt. What does this order indicate?

Accepted Answer

Ingredients are listed from most to least abundant by weight.

Question 7

Which of the following is NOT a required item on the Nutrition Facts Panel?

Accepted Answer

Amount of each vitamin and mineral present

Question 8

A 2,000 kcal diet should provide what range of kilocalories from carbohydrates according to the AMDR (Acceptable Macronutrient Distribution Range)? (AMDR for carbs: 45-65%)

Accepted Answer

$$2,000 	imes 0.45 = 900$$ kcal to $$2,000 	imes 0.65 = 1,300$$ kcal

Question 9

Which government agency is responsible for certifying foods as 'organic' in the United States?

Accepted Answer

USDA (United States Department of Agriculture)

Question 10

Which of the following is an example of a structure/function claim?

Accepted Answer

"Calcium builds strong bones."

Question 11

Which of the following best describes the role of the gall bladder in digestion?

Accepted Answer

It stores and releases bile produced by the liver.

Question 12

Which of the following digestive enzymes is responsible for breaking down proteins in the stomach?

Accepted Answer

Pepsin

Question 13

Which of the following best defines satiety?

Accepted Answer

The feeling of fullness and satisfaction after eating.

Question 14

Which of the following is a chronic disease?

Accepted Answer

Type 2 diabetes

Question 15

Which of the following best describes active transport in nutrient absorption?

Accepted Answer

Movement of nutrients from low to high concentration using energy.

Question 16

Which organ is primarily responsible for removing excess urea from the blood?

Accepted Answer

Kidneys

Question 17

Which of the following best describes the pH of stomach acid?

Accepted Answer

Approximately 2

Question 18

Which of the following is a red flag that may indicate unreliable nutrition information?

Accepted Answer

"Promises rapid weight loss with no lifestyle changes"

Question 19

Which of the following is NOT a function of gut bacteria?

Accepted Answer

Producing bile

Question 20

Which of the following best describes the difference between organic and inorganic nutrients?

Accepted Answer

Organic nutrients contain carbon; inorganic nutrients do not.

Nutrition Exam 1 Study Guide – Step-by-Step Guidance

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