1. During mechanical ventilation of a patient with COPD, the PaCO2 = 58 mm Hg and the minute ventilation = 5.5 L/min. The desired PaCO2 for this patient is 45 mm Hg. To what should the minute ventilation be changed? [Formula for Desired VT = Known PaCO2 ⋅ Known VT / Desired PaCO2] a. 4.3 L/min b. 4.8 L/min c. 6.6 L/min d. 7.1 L/min

Phlebotomy Essentials
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ISBN:9781451194524
Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)
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Chapter1: Phlebotomy: Past And Present And The Healthcare Setting
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1. During mechanical ventilation of a patient with COPD, the PaCO2 = 58 mm Hg and the minute ventilation = 5.5 L/min. The desired PaCO2 for this patient is 45 mm Hg. To what should the minute ventilation be changed?

[Formula for Desired VT = Known PaCO2 ⋅ Known VT / Desired PaCO2]

a. 4.3 L/min
b. 4.8 L/min
c. 6.6 L/min
d. 7.1 L/min

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