In First Degree Heart Block, the PR interval is ________ sec
A) less than 0.12
B) 0.12-0.16
C) 0.16-0.20
D) greater than 0.20
Answer: D
Health Professions
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In the case of trauma patients, the ideal goal for completing on-scene procedures and initiating transport is:
A) under 10 minutes. B) set by medical direction. C) one hour. D) between 20 to 30 minutes.
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Which of the following conditions contraindicates the use of N2O-O2 sedation?
A)Anemia B)Diabetes C)Ear infection D) High blood pressure
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