Question 1

Which of the following best describes a nonessential nutrient?

Accepted Answer

A nutrient that the body can synthesize in sufficient quantities, so it does not need to be obtained from the diet.

Question 2

Which of the following is a micronutrient?

Accepted Answer

Vitamin C

Question 3

Why is it important to consume a variety of foods from all food groups?

Accepted Answer

To obtain a wide range of essential nutrients, including vitamins and minerals, that are not found in a single food group

Question 4

Which of the following best defines 'malnourished'?

Accepted Answer

Having an imbalance, deficiency, or excess of nutrients in the diet

Question 5

A food label states that a product is 'low fat.' According to FDA regulations, what does this mean?

Accepted Answer

The product contains less than 3 grams of fat per serving

Question 6

Which of the following is NOT a function of proteins in the body?

Accepted Answer

Storing genetic information

Question 7

Which equation correctly represents the calculation of Body Mass Index (BMI)?

Accepted Answer

$$BMI = \frac{weight\ (kg)}{$$height^2$$\ (m^2$)}$$

Question 8

Which of the following best describes the concept of 'nutrient density'?

Accepted Answer

The amount of nutrients a food provides relative to its calorie content

Question 9

A patient is diagnosed with iron-deficiency anemia. Which of the following foods would best help improve their condition?

Accepted Answer

Spinach

Question 10

Which of the following statements about the Dietary Guidelines for Americans is TRUE?

Accepted Answer

They provide science-based advice to promote health and reduce risk of chronic diseases.

Question 11

Which organ is primarily responsible for the absorption of nutrients?

Accepted Answer

Small intestine

Question 12

Which of the following best describes the function of bile in digestion?

Accepted Answer

It emulsifies fats, increasing their surface area for enzyme action.

Question 13

Which of the following is a characteristic of water-soluble vitamins?

Accepted Answer

They must be consumed regularly because they are not stored in significant amounts.

Question 14

Which of the following best describes the EAR (Estimated Average Requirement)?

Accepted Answer

The average daily nutrient intake level estimated to meet the requirement of half the healthy individuals in a particular life stage and gender group.

Question 15

Which of the following is a common misconception about organic foods?

Accepted Answer

They are always more nutritious than conventionally grown foods.

Question 16

Which of the following best describes the cephalic phase of digestion?

Accepted Answer

It involves the release of digestive juices in response to the sight, smell, or thought of food.

Question 17

Which of the following is the correct pH range for stomach acid?

Accepted Answer

$$1.5 - 3.5$$

Question 18

Which of the following is a function of the large intestine?

Accepted Answer

Absorption of water and electrolytes

Question 19

Which of the following best describes the difference between hunger and appetite?

Accepted Answer

Hunger is a physiological need for food, while appetite is a psychological desire to eat.

Question 20

Which of the following is a reliable source of nutrition information?

Accepted Answer

A peer-reviewed scientific journal

Nutrition Study Guide: Key Concepts from Chapters 1, 2, 3, 11, 15, 20

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