Nokea
Which two gender and age groups normally require more calories than the others?
- A. 2- to 3-year-old male
- B. 17-year-old female
- C. 15-year-old male
- D. 39-year-old female
- E. 63-year-old male
Correct Answer: B,C
Rationale: Teenagers, particularly males, have higher caloric needs due to rapid growth and higher metabolic rates during puberty.
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The average adult needs how much fiber per day?
- A. 16 ounces
- B. 10 grams
- C. 25 to 35 grams
- D. 20 to 25 kcal
- E. 50 to 100 grams
- F. 6 to 8 ounces
Correct Answer: C
Rationale: Adults need 25-35 grams of fiber daily for optimal digestive health and to reduce chronic disease risk.
What nutrient, supplement, or type of food can you teach the patient to use to enhance the absorption of iron?
- A. B vitamins
- B. Vitamin C supplements
- C. Calcium
- D. Yellow vegetables
- E. Citrus fruits
Correct Answer: B,E
Rationale: Vitamin C, found in supplements and citrus fruits, enhances non-heme iron absorption by reducing it to a more absorbable form.
Small amounts of electrolytes and nutrients - and most of the water-are absorbed by the
- A. Stomach.
- B. Duodenum.
- C. Jejunum.
- D. Colon and rectum.
Correct Answer: D
Rationale: The colon and rectum primarily absorb water and some electrolytes, finalizing the absorption process.
A new food label will now include which information?
- A. Added sugars
- B. Calories per half-serving
- C. Added sodium
- D. Gluten content
Correct Answer: A
Rationale: New food labels are required to list added sugars to help consumers monitor intake and make healthier choices.
Protein is required by the body for
- A. Producing energy and heat.
- B. Building new tissue.
- C. Manufacturing hormones and enzymes.
- D. Increasing absorption of iron.
- E. Forming antibodies.
- F. Quick energy.
Correct Answer: B,C,E
Rationale: Proteins are essential for tissue growth, hormone/enzyme production, and antibody formation, not primarily for energy or iron absorption.