A patient comes to the emergency department complaining of a dull, aching pain in his lower abdomen. He is experiencing pain carried on
A) fast pain fibers.
B) slow pain fibers.
C) nociceptors.
D) the spinoreticular tract.

Question

Quizplus · Accepted Answer

Dull, aching pain is carried on slow pain fibers, which provide a longer-lasting, persistent sensation of pain. Fast pain fibers carry sharp, immediate pain sensations. Nociceptors are specialized nerve endings that respond to painful stimuli, and the spinoreticular tract is involved in pain modulation and descending pain inhibition.

A Patient Comes to the Emergency Department Complaining of a Dull