Paravertebral Ganglia Arranged on either side of vertebral column Consist of 19-24 of oval- shaped ganglia ●3 in cervical part ●11-12 in thoracic part ●4-5 in lumbar part ●3~4 in sacral part ● Ganglion impar unpaired on the anterior surface of coccyx11 Paravertebral Ganglia Arranged on either side of vertebral column Consist of 19~24 of ovalshaped ganglia 3 in cervical part 11~12 in thoracic part 4-5 in lumbar part 3~4 in sacral part Ganglion impar unpaired on the anterior surface of coccyx