A _______ results when an injury allows air to enter through a hole in the chest wall or the surface of the lung as the patient attempts to breathe, causing the lung on that side to collapse.

A practitioner can tell that he or she is pressing on a nerve when the client reports

a. numbness, sharp pains, or prickly pins-and-needles sensations. b. dull, achy pains that gradually dissipate with petrissage strokes. c. pointed, local pain that refers to another part of the body. d. numbness or tickling pain that lightly burns when stretched.

Which of the following home care ventilators has a dual piston drive mechanism?

A) CareFusion LTV® 1200 B) Puritan Bennett® 540 C) Newport® HT70 D) none of the above