A 28-Year-Old Female Was Admitted Last Night for Weakness and What

A 28-year-old female was admitted last night for weakness and what appears to be ascending muscle paralysis.The patient is alert and oriented.Physical findings reveal: pulse 96 beats/min,regular; blood pressure 134/83 mm Hg; temperature 37° C; respiratory rate 24 breaths/min shallow with bilateral decrease in air entry; and no adventitious breath sounds.The patient's ABG results on room air are: pH 7.46; PₐCO₂ 39 mm Hg; PₐO₂ 80 mm Hg; Sat 97%; and HCO₃⁻ 26 mEq/L on room air.The most appropriate suggestion that the respiratory therapist should make for this patient includes which of the following?

A) Vital capacity every 2 hours
B) Continuous positive airway pressure
C) Noninvasive positive pressure ventilation
D) Peak expiratory flow rate