Anesthesia Machine Flashcards
What are the 5 components of the anesthesia system?
Anesthesia machine Vaporizers Breathing system Ventilator Scavenging system
Where does the patient breathe in and out from in the anesthesia work station?
breathing system
Spontaneous or manually assisted ventilation passess back and forth from the ____ to and from the ____
breathing system
revservoir bag
What acts as a counterlung?
ventilator pellows or piston
Where is the mix of O2, compressed gas, and volatiles delivered to in the anesthesia machine?
Common gas outlet
Where does excess gas leave the breathing system in spontaneous ventilation?
Adjustable pressure limiting valve (APL)
Where does excess gas leave the breathing system in mechanical ventilation?
Ventilator pressure relief valve
What is the scavenging system?
safety interface that discharges the gas to the outside
Where does gas supply come from? (2 things)
cylinder source
pipeline source
What are the features of an anesthesia machine designed to prevent the delivery of a hypoxic mix to the breathing system?
O2 supply pressure failure alarm
Pressure sensor shut off (“fail-safe”)
Gas flow proportioning system
What is the pressures of the high pressure systems?
45-2200 lbs/in2
Where is the hihg presssure system located?
parts upstream of the first-stage regulator
Whre is the intermediate pressure system located?
parts downstream of the first-step pressure regulator and upstream of the gas flow control valves
Pressure sin an intermediate pressure sytem?
16-55
Where is alow pressure sytem located?
all parts downstream of the gas flow control valves
