What is the preferred method of securing a patent airway during CPR?

In single-car hoistways on blind elevators, access doors are generally found how often?

A. Every floor B. Every two floors C. Every three floors D. Every four floors

You and your partner are caring for a patient who tells you that she wears contact lenses. Your partner wants to remove the lenses. You remind him that the removal of contact lenses is indicated in all of the following situations except:

a. significant altered level of responsiveness. b. any facial trauma. c. eye trauma. d. eye edema.