The Nurse Is Caring for a Client Who Is Being

Multiple Choice

The nurse is caring for a client who is being mechanically ventilated.Arterial blood gas analysis reveals a pH of 7.20 and a PaCO₂ of 49 mmHg.Which change in ventilator settings should the nurse anticipate?

A) Increase in humidification of inspired air
B) Decrease of FiO₂ from 30% to 25%
C) Increased respiratory rate to 30 breaths per minute
D) Decreased tidal volume of each breath