Why are nonpainful sensory fibers recruited before painful sensory fibers with electrical stimulation?
What will be an ideal response?
The stimulation threshold is low for peripheral nerve that is myelinated and wide in diameter. The nonpainful sensory fibers are myelinated and wider than the small unmyelinated pain fibers.
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The transfer of heat by the movement of liquids or gases defines:
A) radiation. B) convection. C) impingement. D) conduction.
You are on the scene of a shooting. Your assessment reveals a 23-year-old man who has been shot twice. The first wound is to the left lower quadrant of the abdomen and is actively bleeding. The second wound is to the left lateral chest and makes a sucking sound every time the patient takes a breath. The initial action of the AEMT should be which one of the following?
A) Place direct pressure over the abdominal gunshot wound. B) Place the patient on high-flow oxygen with a nonrebreather fire mask. C) Obtain a sterile dressing and cover the chest wound. D) Cover the chest wound with a gloved hand.