If the pressure waveform of a ventilator remains the same when a patient's lung mechanics change, then what is the ventilator?
a. Volume controller
b. Pressure controller
c. Time controller
d. Flow controller
ANS: B
If the ventilator controls pressure, the pressure waveform will remain consistent but volume and flow will vary with changes in respiratory system mechanics.
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In ________, the therapist applies cold to a patient's body for therapeutic reasons.
Fill in the blank(s) with the appropriate word(s).
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