Classification of ganglia
Vertebral ganglia
Vertebral ganglia located along vertebral column and are associated with sympathetic trunk.
Collateral ganglia
Collateral ganglia located in between CNS and viscera, associated with visceral blood vessels. eg. celiac ,pelvic and cranial & caudal mesentric
Terminal ganglia
Terminal ganglia located in the wall of the visceral organ eg. Cardiac, pulmonary & enteric ganglia.