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 coccyx
11 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
Paravertebral ganglia in the neck 9 1-Sup. cervical ganglion: largest situated in front of transverse processes of C1-C3 vertebra 9 2-Mid. cervical ganglion: smallest, is at level of transverse processes of C6 vertebra 9 3-Inf. cervical ganglion: situated at level of C7 vertebra, and may be fused with first thoracic ganglion to form cervicothoracic ganglion
12 Paravertebral Ganglia in the neck 1-Sup. cervical ganglion: largest, situated in front of transverse processes of C1~C3 vertebra 2-Mid. cervical ganglion: smallest, is at level of transverse processes of C6 vertebra 3-Inf.cervical ganglion: situated at level of C7 vertebra, and may be fused with first thoracic ganglion to form cervicothoracic ganglion 1 2 3
Paravertebral ganglia in the thorax lumbar Thoracic paravertebral ganglia lumbar paravertebral ganglia
13 Paravertebral ganglia in the thorax & lumbar Thoracic paravertebral ganglia lumbar paravertebral ganglia
Sympathetic Trunk Formed by paravertebral ganglia interganglionic branches ◆ Lie on either side of vertebral column from base of skull to coccyx The trunks of two side unite in front of the coccyx at a small swelling, the ganglion Impar Sympathetic trunk in thorax
14 Sympathetic Trunk Formed by paravertebral ganglia & interganglionic branches Lie on either side of vertebral column from base of skull to coccyx The trunks of two side unite in front of the coccyx at a small swelling, the ganglion impar Sympathetic trunk in thorax
Copy Mediastinum-lateral view(from left& right side) 0<305 Lateral view(left) Lateral view(rig h Copy rid men UNIversity
Copy Right- Hongqi ZHANG-Department of Anatomy-Fudan University Copy Right- Hongqi ZHANG-Department of Anatomy-Fudan University Lateral view (left) Lateral view (right) Mediastinum-lateral view (from left & right side) Sympathetic trunk