While helping his friends move, Ben dropped a box of books on his big toe. _____ carried the immediate, sharp sensation of pain, while _____ transmitted the throbbing pain that lasted for the next few days.
A) Nociceptors; substance P
B) A-delta fibers; C fibers
C) Pacinian corpuscles; nociceptors
D) C fibers; A-delta fibers

Question

Quizplus · Accepted Answer

A-delta fibers are responsible for transmitting the immediate, sharp pain, while C fibers carry the slower, throbbing pain that persists.

While Helping His Friends Move, Ben Dropped a Box of Books