1 — Internal oblique; 2 — External oblique; 3 — Serratus posterior inferior; 4 — Serratus anterior; 5 — Latissimus dorsi; 6 — Ribs; 7 — Serratus posterior superior; 8 — Deltoid; 9 — Splenius cervicis; 10 — Splenius capitis; 11 — Trapezius; 12 — Sternocleidomastoid; 13 — Levator scapulae; 14 — Rhomboid minor; 15 — Teres major; 16 — Rhomboid major; 17 — Infraspinatus, infraspinous fascia; 18 — Scapula, inferior angle; 19 — Erector spinae; 20 — Thoracolumbar fascia; 21 — Inferior lumbar triangle; 22 — Iliac crest
