has part has part has_part characteristic of has modifier abnormal autonomic nervous system physiology abnormal parasympathetic nervous system physiology MP:0006277 any functional anomaly of the part of the autonomic nervous system that innervates smooth muscle, cardiac muscle and glands and generally acts to conserve resources and restore homeostasis, often with effects reciprocal to the sympathetic nervous system MPheno.ontology abnormal functionality parasympathetic nervous system