Capnography Exam
6 Questions
| Attempts: 1460
The following exam will test knowledge on capnography.
Questions and Answers
- 1.Most capnography systems measure end tidal CO2 using:
- A.
Mass spectrometry
- B.
Magnetic resonance
- C.
Infrared absorption
- D.
Carbon dioxide sensitivity
- 2.As a person exhales:
- A.
The alveoli empty at varied rates and degrees
- B.
The alveoli in the apices empty first followed by the alveoli in the dependent regions
- C.
The alveoli that are more compliant empty first
- D.
The alveoli empty equally, regardless of location
- 3.In the normal patient the ETCO2 reading will be within _____ mmHg of the PaCO2.
- A.
1-3
- B.
3-10
- C.
5-15
- D.
10-20
- 4.When using capnography, it is unnecessary to do an arterial blood gas.
- A.
True
- B.
False
- 5.A normotensive patient has just been intubated and the monitor is reading a PetCO2 of 3mmHg. This would indicate:
- A.
Normal Function
- B.
An esophageal intubation
- C.
Increased shunt
- D.
Cardiopulmonary instability
- 6.The End Tidal CO2 reatding appears to be "normal" but the reading varies by 15 from the PaCO2. What are the possible causes? A. Bronchospasm B. Pulmonary Emboli C. V/Q mismatch
- A.
A only
- B.
B only
- C.
A and C
- D.
A, B and C
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