The presence of a potential myocardial contusion should be based on:
A) open chest wound.
B) penetrating chest trauma.
C) significant blunt chest trauma.
D) all of the above.
Question 2
You are watching an EMT prepare the ambulance for the upcoming shift. In regards to oxygen cylinders and equipment, which one of the following requires immediate intervention?
A) He ensures that the temperature in the oxygen storage room is under 100F.
B) He lays tanks on the floor when removed from the ambulance.
C) He makes certain that all valves on the empty oxygen tanks are closed.
D) He cleans a dirty oxygen tank with a petroleum-based agent.
Stages in Wound Healing
Gating of sodium and potassium channels during an action potential.
Pneumonia patient’s chest x-ray. Note the irregular areas of density.
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