Why are relines necessary?
a. The full denture expands after time.
b. The full denture shrinks after time.
c. The alveolar ridge shrinks.
d. Relines are not needed.
c
RATIONALE: Relines are necessary due to shrinkage of the alveolar ridge.
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The EMT is properly applying continuous positive airway pressure (CPAP) when he:
A) checks and documents the pulse oximetry reading every 15 minutes. B) places a confused patient receiving CPAP in a lateral recovery position. C) adjusts the ventilation rate to between 16 and 18breaths per minute. D) places the mask over the mouth and nose and tightens it to the face.
Your patient has a flail chest. What does the Emergency Medical Responder understand about stabilizing the flail segment?
A. Stabilize the segment by wrapping thick bandages around it. B. Support good tidal volume to prevent infection and sepsis. C. Remove the flail segment with your gloved hand, then pack the wound with a sterile dressing. D. Do not attempt to stabilize the flail segment.