What is the function of the structure labeled "A" in the following figure of a Bunnell Life Pulse High-Frequency Jet Ventilator?
a. It measures volume. c. It delivers the jet bursts.
b. It monitors pres-sure. d. It allows conven-tional ventilation.
ANS: B
"A" is the monitoring lumen of the hi-lo tube and is used to monitor pressures at the distal end of the hi-lo jet tube.
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Fill in the blank(s) with correct word
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A. 6–12 months C. 18–24 months B. 3–4 years D. 24–36 months
When working on interior examination a firefighter should work from:
A. the right side of the structure to the left side. B. the left side of the structure to the right side. C. area of greatest damage to area of least damage. D. area of least damage to area of greatest damage.
In one treatment for carbon monoxide poisoning, the patient is put in a(n) ____ that increases pressure from 1 atmosphere to 2.8 atmospheres.
A. iron lung B. oxygen tent C. re-breather D. hyperbaric chamber