The Musculus longissimus capitis is classified as part of the autochthonous back musculature[^1].
Anatomy
Origin
The Musculus longissimus capitis originates from the Transverse processes of the upper 3-5 thoracic vertebrae and the three lower cervical vertebrae.
Insertion
The Musculus longissimus capitis inserts on the Processus mastoideus.
Innervation
The Musculus longissimus capitis is innervated by the dorsal rami of C2-L5[^1].