MeSH definition : Nerve fibers which project from parasympathetic ganglia to synapses on target organs.
Parasympathetic postganglionic fibers use acetylcholine as transmitter. They may also
release peptide cotransmitters.;
Nerve fibers which project from parasympathetic ganglia to synapses on target organs.
Parasympathetic postganglionic fibers use acetylcholine as transmitter. They may also
release peptide cotransmitters.