Anesthesia Machine Flashcards
1
Q
Who sets the standards for anesthesia workstations?
A
American Society for Testing and Materials- after 2000
American National Standards Institute- before 2000
2
Q
What does the pressure sensor shutoff valve do?
A
Shuts off the flow of NO2 when the pressure of O2 goes below 25
3
Q
What are the five pathways of oxygen?
A
- Fresh gas flowmeters
- Oxygen flush valve
- Oxygen low pressure alarm
- Fail safe alarm
- Belows
4
Q
What makes up the high pressure system?
A
Cylinders
5
Q
What pressure is the gas in the cylinders reduced to in the machine?
A
45 psi
6
Q
What are the components of the intermediate pressure system?
A
- pneumatic part of master switch
- pipeline sources
- pressure regulators
- oxygen pressure failure device
- oxygen flush valve
- flowmeter control valves
7
Q
What is part of the low pressure system?
A
- Flow meter tubes
- hypoxia prevention safety device
- unidirectional valves
- pressure relief device
- common gas outlet
- vaporizers
8
Q
At what pressure does pipeline oxygen come in?
A
50-55 psi
9
Q
What flow does the O2 flush valve give?
A
35-75 L/min
