All cylinders must have a current hydrostatic test date: no older than ____ years for aluminum/steel or carbon cylinders.

You and your EMT partner are preparing to ventilate an elderly non-trauma patient who has a stoma. Your partner performs the head-tilt, chin-lift maneuver and you ask him to return the patient's head to a neutral position. "Why? This is not a pediatric patient!" your partner protests. What would you say?

A) Stoma breathers should only have their airways positioned after placement of the ventilation device. B) It is not necessary to position the airway of a stoma breather when providing ventilations. C) Using the head-tilt, chin-lift prior to clearing any mucus plugs from the stoma can cause airway occlusion. D) Elderly patients should never have their heads tilted back because spinal curvatures are common and can prevent airway positioning.

The ear ________ are the smallest bones of the body and include the malleus, incus, and stapes.

Fill in the blank(s) with the appropriate word(s).