back thoracic vertebrae-zhèng jīng 1

back-thoracic vertebrae

hòu bèi-xiōng zhuī 後背-胸椎

Fēn zhī shàng

Divide (divergent) upper (above) branch 分枝(上)

Fēn zhī xià

Divide (divergent) lower (below) branch (lower) 分枝(下)

Fēn zhī zhōng

Divide (divergent) branch center (middle) 分枝(中)