Problem: A nurse working in a critical care unit is working with a patient with an artificial airway which statements are true concerning management of artificial airway cuff pressure (endotracheal tubes or tracheostomy tubes)? Select all that apply Cuff pressure should allow for a air leak Cuff pressure should be monitored and documented every eight hour and PRN Cuff pressure must be deflated once every eight hours Excess cuff pressure can cause necrosis of affected tissue