You searched for: “acetylcholine
acetylcholine (s) (noun), acetylcholine (pl)
A chemical that serves as a neurotransmitter, communicating nerve impulses between the cells of the nervous system.

Acetylcholine, or ACh, is largely associated with the transmission of impulses across the synapse (junction) between the nerve and muscle cells, causing the muscles to contract.

This entry is located in the following unit: Anatomy and Related Anatomical Terms (page 1)