Which method of weaning may be useful to minimize auto-PEEP?
a. Intermittent mandatory ventilation
b. Intermittent mandatory ventilation
c. Continuous positive airway pressure
d. T-piece
Q. 2 An alert patient receiving intermittent mandatory ventilation at a rate of 8/min and VT of 600 ml has stable vital signs and satisfactory blood gases on an FiO2 of 0.45. What would you do to ini-tiate weaning for this patient?
a. Lengthen the automatic sigh interval.
b. Decrease the mandatory rate to 5 to 6/min.
c. Increase FiO2 to 60.
d. Decrease the VT to 500 ml.
Q. 3 Which of the following techniques can help to decrease a patient's imposed work of breathing during weaning from ventilatory support?
1. Use of pressure-supported ventilation (PSV)
2. Trigger breath by flow, not pressure
3. Application of small amounts of continuous positive airway pressure (CPAP) or positive end expiratory pressure (PEEP)
4. Use of automatic tube compensation (ATC)
a. 2 and 4 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 1, 2, 3, and 4
Q. 4 Common approaches used to wean patients from ventilatory support include which of the fol-lowing? 1. T tube alternating with mechanical ventilation 2. Pressure-supported ventilation (PSV) 3. Intermittent mandatory ventilation
a. 2 and 3 only
b. 1 and 2 only
c. 1, 2, and 3
d. 1 and 3 only
Q. 5 Which of the following health care disciplines should be involved in the care of a patient who is considered difficult to wean? 1. Physical therapy 2. Speech therapy 3. Social services 4. Occupational therapy
a. 1 and 2 only
b. 2 and 3 only
c. 1, 2, and 4 only
d. 1, 2, 3, and 4
Quick Reply
