Chapter 3/4 Test

Some highly fit or muscular people can have high BMIs, which incorrectly places them in the overweight category.

• True

• False

Answer explanation

True. Highly fit or muscular individuals may have a high BMI due to increased muscle mass, which can lead to misclassification as overweight, despite having low body fat.

Genetic makeup is not a factor in how much people weigh.

• True

• False

Answer explanation

Genetic makeup plays a significant role in determining body weight. Factors such as metabolism, fat distribution, and appetite regulation are influenced by genetics, making the statement false.

The amount of calories you should consume stays the same across your entire life span.

• True

• False

Answer explanation

False is correct because calorie needs change throughout life due to factors like age, metabolism, and activity level. As you grow older, your caloric requirements typically decrease.

Weight loss occurs when you consume more calories than are needed for physical activity.

• True

• False

Answer explanation

Weight loss occurs when you consume fewer calories than your body needs for energy. Therefore, the statement is false.

Anemia is a severe birth defect that is caused by a lack of iodine during pregnancy.

• True

• False

Answer explanation

Anemia is not primarily caused by a lack of iodine; it is often due to iron deficiency or other factors. Therefore, the statement is false.

Nutrient-dense foods should have a relatively high number of calories.

• True

• False

Answer explanation

Nutrient-dense foods are rich in vitamins and minerals relative to their calorie content. They provide essential nutrients without a high number of calories, making the statement false.

a dangerous condition in which bones are fragile and may break easily

• A. metabolism

• B. nutrient

• C. organic food

• D. osteoporosis

Answer explanation

The correct answer is D. osteoporosis, which is a condition characterized by fragile bones that break easily. The other options do not relate to bone fragility.

a chemical substance that gives your body what it needs to grow and function properly

• A. metabolism

• B. nutrient

• C. organic food

• D. osteoporosis

Answer explanation

The correct answer is B. nutrient, as it refers to a chemical substance essential for growth and proper body function, unlike the other options which do not fit this definition.

a stored version of glucose located in the muscles and liver; supplies energy between meals

• A. gluten

• B. glycogen

• C. metabolism

• D. nutrient

Answer explanation

Glycogen is the stored form of glucose in muscles and the liver, providing energy between meals. It is not gluten, metabolism, or a general nutrient, making B. glycogen the correct answer.

a government agency that regulates medications, biological products, medical devices, and the food supply

• A. food allergy

• B. Food and Drug Administration (FDA)

• C. food intolerance

• D. foodborne illness