Author Question: The therapist is providing mechanical ventilation for a patient who has hypoxemic respiratory ... (Read 51 times)

urbanoutfitters · **on:** Jul 16, 2018

The therapist is providing mechanical ventilation for a patient who has hypoxemic respiratory failure. Which of the following nutritional regimens should the therapist recommend for this patient?

A. an enteral formula having a caloric profile of fat 20, carbohydrates 20, and protein 60
B. an enteral formula having a caloric profile of fat 30, carbohydrates 50, and protein 20
C. a parenteral formula having a caloric profile of fat 20, carbohydrates 10, and protein 70D. a parenteral formula having a caloric profile of fat 40, carbohydrates 40, and protein 20

Question 2

Which of the following diets is most suitable for a patient who is hypercapnic?

A. low-carbohydrate, high-protein diet
B. low-fat, high-carbohydrate diet
C. low-protein, high-carbohydrate diet
D. high-fat, low-carbohydrate diet

cupcake16 · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: B
A. Incorrect response: See explanation B.
B. Correct response: Patients maintained on mechanical ventilation because of hypoxemic respiratory failure tolerate a standard enteral or parenteral formula. In these patients, a standard substrate profile is appropriate, with fat contributing 20 to 30 of the calories, carbohydrates 40 to 50, and protein the remainder.
C. Incorrect response: See explanation B.
D. Incorrect response: See explanation B.

Answer to Question 2

ANS: D
A. Incorrect response: See explanation D.
B. Incorrect response: See explanation D.
C. Incorrect response: See explanation D.
D. Correct response: A high-fat, low-carbohydrate diet is effective at reducing the ventilatory requirements in patients with hypercapnia.