LVN Nutrition & Diet Therapy 3

Question 1

A patient with celiac disease must avoid which protein?

Accepted Answer

Gluten

Answer

Gluten, found in wheat, rye, and barley, triggers an autoimmune response in the small intestine of patients with celiac disease.

Question 2

Which dietary approach is recommended for a patient with newly diagnosed type 2 diabetes to manage blood glucose?

Accepted Answer

Consistent carbohydrate diet with controlled portions

Answer

A consistent carbohydrate diet with controlled portions helps stabilize postprandial blood glucose levels in type 2 diabetes.

Question 3

The LVN is caring for a patient with iron-deficiency anemia. Which food combination BEST enhances iron absorption?

Accepted Answer

Spinach with orange juice

Answer

Vitamin C (ascorbic acid) in orange juice enhances non-heme iron absorption from plant sources like spinach.

Question 4

A patient with congestive heart failure is placed on a 2-gram sodium diet. Which food should the patient AVOID?

Accepted Answer

Canned soup

Answer

Canned soups are typically very high in sodium, often containing 800–1,200 mg per serving, making them inappropriate for a 2-gram sodium restriction.

Question 5

Which nutrient is the body's preferred source of energy?

Accepted Answer

Carbohydrates

Answer

Carbohydrates are the body's primary and most efficient fuel source, providing 4 kcal per gram and rapid conversion to glucose.

(LVN) Licensed Vocational Nurses Certification Practice Test