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Author Question: Calculate the expiratory time (TE) when the ventilator frequency is set to 25 breaths/min and the ... (Read 76 times)

RODY.ELKHALIL

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on: Jul 16, 2018
Calculate the expiratory time (TE) when the ventilator frequency is set to 25 breaths/min and the inspiratory time (TI) is 0.75 second.
 
  a. 0.75 second
  b. 1.16 second
  c. 1.65 second
  d. 2.4 seconds

Question 2

What is the flow rate necessary to deliver a tidal volume (VT) of 600 mL, with a constant wave-form, at a respiratory rate of 15 breaths/min with an I:E of 1:4?
 
  a. 36 L/min
  b. 40 L/min
  c. 45 L/min
  d. 60 L/min


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guyanai

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

ANS: C
Total Cycle Time (TCT) = 60 sec/f; TCT  Inspiratory Time (TI) = Expiratory Time (TE)

Answer to Question 2

ANS: C
Total Cycle Time (TCT) = 60 sec/f; Inspiratory Time (TI) = TCT/Inspired (I) + Expired (E); Flow rate = Tidal Volume (VT)/Inspiratory Time (TI).


RODY.ELKHALIL

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

vickyvicksss

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Reply 3 on: Yesterday
Excellent

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