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Question
Nociceptors may be either myelinated or unmyelinated and function to carry pain sensations to the spinal cord using ____________ and ________________ as neurotransmitters.
A. substance P, norepinephrine
B. glutamate, acetylcholine
C. substance P, glutamate
D. acetylcholine, substance P
Answer
This answer is hidden. It contains 1 characters.
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