Assertion: motor neuron's function | /r/HasProperty | to control gastrointestinal system
Facets:
Source sentences:
text: The PNS includes motor neurons (mediating voluntary movement), the autonomic nervous system (comprising the sympathetic nervous system and the parasympathetic nervous system, which regulate involuntary functions), and the enteric nervous system (a semi-independent part of the nervous system whose function is to control the gastrointestinal system).