Assertion: parasympathetic nervous system | /r/CapableOf | use acetylcholine
Facets:
value: as its neurotransmitter
type: MANNER
value: chiefly
type: DEGREE
Source sentences:
text: The parasympathetic nervous system uses chiefly acetylcholine (ACh) as its neurotransmitter, although peptides (such as cholecystokinin) can be used.
text: The parasympathetic nervous system uses only acetylcholine (ACh) as its neurotransmitter.