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PEEP & CPAP (exam 1) STUDY GUIDE LATEST UPDATE $9.99   Add to cart

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PEEP & CPAP (exam 1) STUDY GUIDE LATEST UPDATE

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PEEP & CPAP (exam 1) STUDY GUIDE LATEST UPDATE PEEP - Answer-recruits a certain number of collapsed alveoli increases FRC & increases compliance in the dependent are (lower lobe) of lung *compliance decreases in the non-dependent (upper lobe) area of the lung due to overdistention Indications ...

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  • October 6, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • PEEP & CPAP
  • PEEP & CPAP
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EmillyCharlotte
EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024




PEEP & CPAP (exam 1) STUDY GUIDE
LATEST UPDATE

PEEP - Answer✔✔-recruits a certain number of collapsed alveoli


increases FRC & increases compliance in the dependent are (lower lobe) of lung


*compliance decreases in the non-dependent (upper lobe) area of the lung due to overdistention


Indications of PEEP - Answer✔✔-Refractory Hypoxemia (will not respond to supplemental O2)


Shunt of >30%


Atelectasis with decreased FRC


decreased compliance


Certain disease processes


Goals of PEEP - Answer✔✔-enhance tissue oxygenation


maintain PaO2 >60 & SpO2 at or >90% @ acceptable pH


Recruit alveoli & maintain


Restore FRC


Initiating PEEP - Answer✔✔-FIO2 >.50


PIP >35 cwp


is PaO2 still <60: then start to increase PEEP by 3-5 until:

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, EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024


1. acceptable oxygenation achieved


2. unacceptable side effects occur:


decreased compliance


decreased cardiac function


barotrauma


Levels of PEEP - Answer✔✔-Minimum "physiologic" 3-5


moderate 5-15


maximum >15


Optimal - PEEP level which achieves maximum benefits with least side effects


Physiologic Effects of PEEP on: - Answer✔✔-PaO2 - up


FRC - up


PaCO2 - down


BP - down


PvO2 - improves


Intrapulmonary shunt - down


Cardiac output - down


Ca-v O2 - down


ICP - up


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