Anesthesia Technology Exam 1
This exam will cover weeks 1-5 of technology for anesthesia
- 1.Which of the following comprise the Low-pressure system?
- A.
Flowmeter tubes
- B.
Vaporizers
- C.
Check valves
- D.
Common gas outlet
- E.
All of the above
- 2.What is a thorpe tube?
- A.
A vaporizer
- B.
A flowmeter
- C.
Yoke hanger
- D.
Part of the DISS system
- 3.What is the last safeguard before the gases reach the patient?
- A.
ETT
- B.
Thorpe tube
- C.
Oxygen analyzer
- D.
Capnograph
- 4.At low laminar flows how are flowmeters calibrated?
- A.
It will depend on the type of flowmeter
- B.
viscosity
- C.
density
- D.
Relative humidity
- 5.At high laminar flows how are flowmeters calibrated?
- A.
It will depend on the type of flowmeter
- B.
viscosity
- C.
density
- D.
Relative humidity
- 6.Rate of gas flow is dependent upon what in the anesthesia machine?
- A.
Pressure drop across the constriction
- B.
Size of the annular opening
- C.
The physical properties of the gas
- D.
All of the above
- 7.Why is the oxygen flowmeter always the furthest to the right?
- A.
It will be closer to the CRNA during the specific procedure
- B.
Most CRNA's are right handed
- C.
To decrease the chance of hypoxic mixture
- D.
It will depend where the manufacturer has placed the cylinder yoke
- 8.When is an O2 analyzer reading erroneous?
- A.
When an LMA is used
- B.
A deflated ETT cuff
- C.
When used with nasal cannula
- D.
When it is used higher than sea level
- 9.
- A.
10
- B.
12
- C.
14
- D.
23
- E.
I don't know I was never good at math
- 10.How many sprockets are on a N2O flowmeter?
- A.
10
- B.
12
- C.
14
- D.
23
- 11.What is the minimum o2: N2O ration?
- A.
1:1
- B.
1:2
- C.
1:3
- D.
1:4
- 12.What is the purpose of the safety devices in the low flow system?
- A.
Increase the saturated vapor pressure
- B.
Minimize the density of the gas
- C.
Minimize turbulence throughout the system
- D.
Decrease the risk of a hypoxic mixture
- 13.When can the hypoxic guard system allow a hypoxic mix?
- A.
Wrong supply gas in oxygen pipeline or cylinder
- B.
Defective pneumatic or mechanical components
- C.
Leaks exist downstream of flow control valve
- D.
A third inert gas is used
- E.
All of the above
- 14.What is the method of regulating output concentration? choose all that apply
- A.
Flow over
- B.
Concentration calibrated
- C.
Measure flow
- D.
Bubble through
- E.
Injection
- 15.What is the method of vaporization? choose all that apply
- A.
Thermocompensation
- B.
Flow over
- C.
Injection
- D.
Heat supplied
- E.
Bubble through
- 16.How is temperature compensated for with vaporizers. choose all that apply
- A.
Thermocompensation
- B.
Injection
- C.
Flow over
- D.
Plenum
- E.
Supplied heat
- 17.How is specificity related to specific vaporizers. choose all that apply
- A.
Plenum
- B.
Low resistance
- C.
Agent specific
- D.
Injection
- E.
Multiple agent
- 18.How is resistance classified with specific vaporizers? choose all that apply
- A.
High resistence
- B.
Agent specific
- C.
Measured flow
- D.
Plenum
- E.
Low resistence
- 19.In regards to vapor pressure, what are its unique characteristics
- A.
VP is independent of atmospheric pressure
- B.
VP increases with an increase in temperature
- C.
VP depends only on the physical characteristics of the liquid and temperature
- D.
All of the above
- E.
None of the above
- 20.
- A.
Temperature increases
- B.
Solidifies
- C.
It cools
- D.
A steady state
- 21.What is the gas we use as a carrier gas for agents?
- A.
Air
- B.
N2O
- C.
Oxygen
- D.
CO
- E.
CO2
- 22.True or false modern vaporizers are within the breathing circuit?
- A.
True
- B.
False
- 23.What is a vaporizer interlock mechanism
- A.
Prevents the vaporizer from falling to floor and releasing its contents
- B.
Prevents the wrong agent from being placed into the vaporizer
- C.
Allows specific flowover to the breathing circuit
- D.
Prevents more than 1 vaporizer to be turned on at one time
- 24.Which of the following are housed within the circle system
- A.
Y-Piece and reservoir bag
- B.
CO2 absorber
- C.
Inspiratory and expiratory ports
- D.
APL valve
- E.
All of the above
- 25.What is the main purpose of the circle system?
- A.
To allow rapid transition to ambu bag
- B.
To prevent rebreathing of CO2
- C.
To help the scavenger system
- D.
All of the above
Back to top