Which of the following devices are considered primary controls on a vehicle?
A. Turn signal
B. Windshield wiper controls
C. Braking and steering controls
D. Mirrors and environmental controls
ANS: C
Once postural issues are resolved, equipment setups begin with the primary controls: those de-vices that control the steering, accelerator, and braking of a vehicle. All other controls are sec-ondary controls.
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You have been called for an intoxicated male who sustained a full-thickness burn to his leg after passing out against a kerosene heater. After ensuring that his airway, breathing, and circulation are intact, you cool the burn with water and then:
A) carefully remove smoldering fabric that is adhered to the skin. B) cover the burn with a burn sheet soaked in warm sterile water. C) carefully wrap the burn with a dry sterile dressing. D) apply ice packs and secure in place with a sterile dressing.
A photomultiplier tube functions to produce which of the following?
A. Reduce the electronic signal produced as photons cascade from dynode to dynode B. Increase the electronic signal produced as photons cascade from dynode to dynode C. Increase the number of transmitted photons from the cuvet D. Reduce in a logarithmic fashion the electronic signal created at the cathode