What chronically occurring condition is often the reason for placement of myringotomy tubes in one or both ears?
a. otitis media
b. rhinitis
c. sinusitis
d. tracheitis
a
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With suspected head-injured patients, it is important to avoid hyperventilation because:
A) it increases oxygen supply and activates free radical damage. B) it correlates to increased mortality after return of circulation. C) it will cause an extreme shift in the acid-base levels in the brain. D) it decreases oxygen supply to the already injured brain tissue.
You are caring for a crying 30-month-old male who fell 16 feet from a second-story window, landing on a patch of soft dirt and leaves. He is alert and oriented and seems to have pain to his left shoulder and arm. Which instruction would you give to the team of EMS providers caring for this patient?
A) "When we get him on the long board, place padding under his head." B) "I will need a blood pressure every 5 minutes to see if he is in shock." C) "It is important to keep him cool in the event he is in shock." D) "Let's make sure his SpO2 is greater than 95%."
____ tachycardia is a narrow complex tachycardia of atrial origin that occurs due to an accelerated rate of firing from the SA node or rogue atrial cell.
A. Sinus B. Ventricle C. Supraventricular D. Atrial
Microorganisms are classified by taxonomy in order to
A) differentiate them based on phenotypic characteristics. B) allow scientists to share information on them in a universal language. C) categorize them based on their mode of reproduction. D) categorize them as animal or plant.