The<unk>  regulates the innate immune response to injury, pathogens, and tissue ischemia. It is the efferent, or motor arm of the<unk>  reflex, the neural circuit that responds to and regulates the<unk>  response.
Cholinergic anti-inflammatory pathway
Nociceptive trigeminal inhibition tension suppression system
Biological functions of nitric oxide
Purinergic signalling
Endocannabinoid system
Parafunctional activity
Parasympathetic nervous system
Central pattern generator