any functional anomaly of the extensive, intricate network of electochemical structures in the body that is comprised of the brain, spinal cord, nerves, ganglia and parts of the receptor organs that receive and interpret stimuli and transmit impulses to effector organs to control body functions
abnormal brain function
;
abnormal central nervous system physiology
;
abnormal peripheral nervous system physiology
;
central nervous system functional abnormalities
;
central nervous system: other functional anomalies
;
peripheral nervous system: functional anomalies