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Author Question: Which of the following technologies is involved in the analysis of exhaled CO2 concentrations? A. ... (Read 36 times)

kaid0807

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  • Posts: 515
on: Jul 16, 2018
Which of the following technologies is involved in the analysis of exhaled CO2 concentrations?
 
  A. thermal conductivity
  B. differential pressure
  C. infrared light absorption
  D. polarographic

Question 2

When either an inspiratory or expiratory hold maneuver is performed on a mechanically ventilated patient, which of the following pressures does the recorded pressure indicate?
 
  A. pleural pressure
  B. atmospheric pressure
  C. transairway pressure
  D. alveolar pressure


TheDev123

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: C
A. Incorrect response: See explanation C.
B. Incorrect response: See explanation C.
C. Correct response: Exhaled CO2 gas concentration can be measured via infrared absorption technology.
D. Incorrect response: See explanation C.

Answer to Question 2

ANS: D
A. Incorrect response: See explanation D.
B. Incorrect response: See explanation D.
C. Incorrect response: See explanation D.
D. Correct response: When either an inspiratory pause or an expiratory hold maneuver is performed on a patient receiving mechanical ventilation, the recorded pressure reflects alveolar pressure. The pressure is sometimes called the alveolar distending pressure.


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