T7 FLEXORS
External oblique
Innermost intercostals
Internal intercostals
Internal oblique
Rectus abdominis
Subcostalis
Transversus abdominis
T7 EXTENSORS
External intercostals
Iliocostalis mm.
Longissimus mm.
Multifidus mm.
Rotatores mm.
Semispinalis mm.
Spinalis mm.