The inflammatory infiltrate usually spreads from the gingival through the lamina propria into the bone following the

Despite coaching and explaining the benefits of a nonrebreather face mask, a female patient with chest pain panics and states that she cannot tolerate the mask over her face. The more that she panics, the worse the chest pain becomes. Your best course of action is to:

a. remove the nonrebreather mask and apply a simple face mask. b. decrease the oxygen flow rate entering the nonrebreather mask. c. disconnect the nonrebreather and replace it with a nasal cannula. d. discontinue oxygen therapy and continually monitor breath sounds.

The fire department has requested your assistance at a residence where the family's carbon monoxide (CO) detector has been going off. There are three patients. You first assess a 28-year-old female patient who states she has a sinus headache but otherwise feels fine. Her vital signs are pulse, 90; respirations, 16 breaths/min; blood pressure, 118/60 mmHg; and SpO2, 100%.

Given these assessment findings, you should immediately: A) Inform her that the CO detector has malfunctioned B) Administer high-concentration oxygen C) Call for advanced life support assistance D) Recheck the oxygen saturation on the patient's opposite hand