TSP Flexion
20-45deg
Gravity
Rectus abdominalis
Obliquus muscles
Psoas minor
TSP Extension
25-45deg
Erector spinae
Traps
QL
TSP Side bending
20-40 deg
Erector spinae
Oblique mms
Psoas Mjr
QL
TSP Rotation
35-50deg
Obliquus mms
Deep Erector spinae
Levator costorum
Tsp facet plane
Coronal 60