CBM Nutritional Support for Burns 5

Question 1

What percentage of total calories from fat is typically recommended in burn patient enteral formulas to avoid immunosuppression from excessive lipid intake?

Accepted Answer

15–30%

Answer

Less than 15%

Answer

35–50%

Answer

Greater than 50%

Question 2

Which pharmacological agent combined with nutritional support has shown evidence of reducing hypermetabolism and improving muscle protein synthesis in adult burn patients?

Accepted Answer

Propranolol

Answer

Metoprolol

Answer

Lisinopril

Answer

Furosemide

Question 3

A burn dietitian notes a patient's respiratory quotient (RQ) from indirect calorimetry is 1.2. What does this indicate about the current feeding regimen?

Accepted Answer

Overfeeding with excessive carbohydrate is occurring

Answer

The patient is in a state of starvation and needs more calories

Answer

Fat oxidation predominates and intake should increase

Answer

Protein catabolism is insufficient

Question 4

Which enteral formula characteristic is most appropriate for a burn patient with concurrent acute respiratory distress syndrome (ARDS)?

Accepted Answer

High-fat, low-carbohydrate formula to minimize CO2 production

Answer

High carbohydrate, low fat (standard formula)

Answer

High-fiber formula to prevent diarrhea

Answer

Standard polymeric formula without modification

Question 5

When should the nutrition plan for a burn patient be formally reassessed according to best practice?

Accepted Answer

Every 7–14 days or with significant clinical changes such as sepsis or surgery

Answer

Only at ICU discharge

Answer

Once at admission and not changed unless the patient requests

Answer

Monthly regardless of clinical status

Question 6

Which finding best indicates that a burn patient's nutritional support is achieving adequate wound healing support at the cellular level?

Accepted Answer

Positive nitrogen balance and improving wound granulation tissue

Answer

Stable body weight despite ongoing diuresis

Answer

Normal serum albumin within two weeks of injury

Answer

Absence of diarrhea with enteral feeding

Question 7

Selenium supplementation in burn patients is recommended primarily because of its role in which physiological process?

Accepted Answer

Antioxidant defense through glutathione peroxidase activity

Answer

Oxygen transport via hemoglobin

Answer

Calcium absorption in the gut

Answer

Insulin receptor signaling