You are preparing to administer emergency oxygen to a patient using a variable- flow- rate system. Which of the following should you do first?

A). Clear the valve.
B). Attach the regulator.
C). Open the cylinder counterclockwise one full turn.
D). Check the cylinder label and markings.


Answer: D). Check the cylinder label and markings.

Health Professions

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Generally, can a civilian helicopter respond to a scene location where the weather on-scene requires IFR flight?

a. Yes, but only if the aircraft and pilot are both capable of IFR flight. b. No, because civilian helicopters are restricted to VFR flight only. c. Yes, as long as Air Traffic Control approves the flight. d. No, because helicopters usually cannot fly under IFR conditions to random points on the ground.

Health Professions

When treating a pediatric trauma patient, which one of the following is it important for the EMT to remember?

A) The elevated metabolism of a child causes them to retain heat, thus a blanket should not be applied when in shock. B) Since the body of a child is smaller than an adult's body, there is less chance of multisystem trauma. C) The flexibility of the chest wall in a child can allow for internal injury without obvious external signs. D) Because children tend to be healthier than adults, they are able to compensate longer when in shock.

Health Professions

Codes are enforceable immediately after they are written

A. True B. False

Health Professions

When performing positional release on the anterior forearm and hand, the position of comfort will generally be in what position?

a. Flexion b. Extension c. Pronation

Health Professions