Rectus capitis posterior minor
Sternocleidomastoid
Trapezms
Deltoid
Latissimus dorsi
Thoracolumbar fascia,
posterior layer
Obliquus externus
Obliquus internus
Fascia covering
Gluteus medius
Semispinalis
capitis
Splenius capitis
Rhomboideus minor
Levator scapulae
Rhomboideus major
Supraspinatus
Infraspinatus
Teres minor
Teres major
Serratus anterior
Serratus posterior
inferior
Erector spinae
Obliquus internus
Gluteus maximus
Superior oblique
Rectus capitis
posterior major
Inferior oblique
Longissimus
cervicis
Levatores
costarum breves
External
intercostal
Quadratus
lumborum
Transversus,
origin from
thoracolumbar
fascia
Lateral
intertransverse
Multifidus
Semispinalis capitis
Ligamentum nuchae
Longissimus capitis
Semispinalis cervicis
Iliocostalis cervicis
Iliocostalis thoracis
Spmalis thoracis
Longissimus thoracis
Iliocostalis lumborum
Quadratus lumborum
Erector spinae
(a)
(b)
FIG. 20. From Gray's
Anatomy.
