Nokea
A characteristic of saturated fats is that they are:
- A. found primarily in animal products
- B. liquid at room temperatures
- C. composed of many double bonds
- D. found primarily in vegetable products
Correct Answer: A
Rationale: Saturated fats are primarily found in animal products like meat and dairy and are solid at room temperature due to their lack of double bonds.
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Rickets is caused by a deficiency of which vitamin?
- A. Vitamin A
- B. Cobalamin
- C. Niacin
- D. Vitamin D
Correct Answer: D
Rationale: Rickets is caused by a deficiency of vitamin D, which is necessary for calcium absorption and bone mineralization.
Which foods provide the most calcium per serving?
- A. Legumes
- B. Whole grains
- C. Dairy products
- D. Leafy vegetables
Correct Answer: C
Rationale: Dairy products, such as milk, cheese, and yogurt, are the richest sources of calcium per serving compared to other food groups.
The primary function of protein in the body is to:
- A. supply energy
- B. regulate metabolic processes
- C. control muscle contractions
- D. build tissue
Correct Answer: D
Rationale: Proteins are essential for building and repairing tissues, such as muscles, organs, and skin, and are critical for growth and maintenance.
The primary function of carbohydrates as a food source is to:
- A. regulate metabolic processes
- B. build body tissue
- C. supply energy
- D. provide bulk
Correct Answer: C
Rationale: Carbohydrates are the body's primary source of energy, providing 4 kcal per gram and serving as the main fuel for cellular processes.
The largest source of sodium in the typical American diet is:
- A. processed foods
- B. salt added at the table
- C. salt added while cooking
- D. foods naturally high in salt
Correct Answer: A
Rationale: Processed foods, such as canned goods, snacks, and fast foods, contribute the majority of sodium in the American diet due to added salt and preservatives.