T11 FLEXORS
External oblique
Innermost intercostals
Internal intercostals
Internal oblique
Rectus abdominis
Subcostalis
Transversus abdominis
T11 EXTENSORS
External intercostals
Iliocostalis mm.
Longissimus mm.
Multifidus mm.
Rotatores mm.
Serratus posterior inferior
Spinalis mm.