TMC MECHANICAL VENTILATION AND ANSWERS UPDATED

TMC MECHANICAL VENTILATION AND ANSWERS UPDATED
A 43-year-old male patient was admitted to the emergency department with a suspected drug overdose.
The patient is receiving oxygen via nonrebreather but is unconscious and isn't making any respiratory
efforts to breathe. The patient's body weight is 57 kg and his ABG results are as follows:
pH 7.28
PaCO2 74 torr HCO3 20 mEq/L PaO2 315 torr
Which of the following would you recommend?
A. Apply BiPAP with: IPAP 20 cm H2O, EPAP 5 cm H2O, FiO2 30%
B. Intubate and apply: SIMV, tidal volume 600 mL, rate 6/min, FiO2 40%
C. Intubate and apply: A/C ventilation, tidal volume 450 mL, rate 12/min, FiO2 50%
D. Apply CPAP at 10 cm H2O and an FiO2 of - -------- ----------C
A 63-year-old female patient is intubated and receiving mechanical ventilation in the pressure controlled
A/C mode. If the patient's compliance were to decrease, which of the following would you expect to
occur?
A. Her delivered volume will decrease
B. Her peak pressure will increase
C. Her inspiratory time will increase
D. Her PEEP level will decrease - -------- ----------A
A 70-year-old male patient is intubated and receiving mechanical ventilation in the volume controlled
A/C mode. After performing endotracheal suctioning, which of the following would indicate the effective
clearance of retained secretions?
A. An increased tidal volume
B. A decreased inspiratory time
C. A decreased plateau pressure
D. A decreased peak pressure - -------- ----------D