A Patient Being Ventilated with APRV Has the Following Settings

question 6

Multiple Choice

A patient being ventilated with APRV has the following settings: P_high = 24 cm H₂O;T_high = 5 sec;P_low = 4 cm H₂O;T_low = 1 sec,F_IO₂ = 0.3.The patient's spontaneous respiratory rate is 10 breaths/min.The current arterial blood gas values are: PaO₂ = 91 mm Hg;PaCO₂ = 62 mm Hg.What should the respiratory therapist recommend for this patient?

• A) Increase the P_low to 5.5 cm H₂O.
• B) Decrease the T_low to 0.5 sec.
• C) Increase the P_high to 40 cm H₂O.
• D) Decrease the P_low to 0 cm H₂O.

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Definitions:

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