Critical Care Nursing - Mechanical Ventilation Exam
Questions with 100% Correct Answers
Common means of sedation for patient receiving mechanical ventilation - Answer Morphine
Ativan
propofol ("milk of amnesia")
Primary nursing concerns for patient with ET tube - Answer Unplanned (inadvertent) extubation
Aspiration
Once inserted, what is important for the initial nurse to establish concerning the ET tube? - Answer
Measurement of the tube (on the tube itself) at a specific point on the patient.
Ex: 22 cm at the patient's lip.
If this changes, we know the tube has moved.
Unless medically contraindicated, how should a mechanically ventilated patient be positioned? - Answer
Supine, HOB at 30 - 45 degrees (to prevent aspiration)
What other intervention is almost always administered with mechanical ventilation? - Answer OG or NG
tube to intermittent suction
Vt - Answer Tidal Volume.
Usually 6 - 10 mL/kg (ideal body weight)
FiO2 - Answer Fraction of inspired oxygen delivered to the patient. May be between 21% (normal room
air) and 100%.
PEEP - Answer Positive End-Expiratory Pressure.
The amount of residual pressure in the lungs at the end of expiration that keeps alveoli partially inflated
so they are more easily inflated and perfused with the next breath.
~ 5 cm H2O
Questions with 100% Correct Answers
Common means of sedation for patient receiving mechanical ventilation - Answer Morphine
Ativan
propofol ("milk of amnesia")
Primary nursing concerns for patient with ET tube - Answer Unplanned (inadvertent) extubation
Aspiration
Once inserted, what is important for the initial nurse to establish concerning the ET tube? - Answer
Measurement of the tube (on the tube itself) at a specific point on the patient.
Ex: 22 cm at the patient's lip.
If this changes, we know the tube has moved.
Unless medically contraindicated, how should a mechanically ventilated patient be positioned? - Answer
Supine, HOB at 30 - 45 degrees (to prevent aspiration)
What other intervention is almost always administered with mechanical ventilation? - Answer OG or NG
tube to intermittent suction
Vt - Answer Tidal Volume.
Usually 6 - 10 mL/kg (ideal body weight)
FiO2 - Answer Fraction of inspired oxygen delivered to the patient. May be between 21% (normal room
air) and 100%.
PEEP - Answer Positive End-Expiratory Pressure.
The amount of residual pressure in the lungs at the end of expiration that keeps alveoli partially inflated
so they are more easily inflated and perfused with the next breath.
~ 5 cm H2O
