Which of the Following Are Common Purposes of Using Ventilator

Multiple Choice

Which of the following are common purposes of using ventilator graphics?
1) To detect auto-PEEP
2) To assess effects of bronchodilators
3) To determine patient ventilator synchrony
4) To determine best FiO₂

A) 1 and 3 only
B) 1, 2, and 3 only
C) 3 and 4 only
D) 2, 3, and 4 only