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Author Question: Which of the following devices is considered to be the first electrically powered nega-tive-pressure ... (Read 29 times)

pane00

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on: Jul 16, 2018
Which of the following devices is considered to be the first electrically powered nega-tive-pressure ventilator?
 
  a. The Bird
  b. The iron lung
  c. The chest cuirass
  d. The rocking bed

Question 2

Your patient develops a fever while being mechanically ventilated in the control mode. As a re-sult of the fever, the patient's CO2 production increases while alveolar ventilation is unchanged.
 
  What is the probable change in ABGs?
  a. Increase in PaCO2
  b. Decrease in PaO2
  c. Decrease in PaCO2
  d. All of the above


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Jane

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

ANS: B
The first electrically powered, negative-pressure ventilator was known as the iron lung.

Answer to Question 2

ANS: A
Increases in A or decreases in CO2 result in a decrease in PaCO2, whereas increases in CO2 or de-creases in A result in an increase in PaCO2.


pane00

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

parshano

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Reply 3 on: Yesterday
Excellent

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