Semispinalis muscle
musculus semispinalis
Extends the head and the thoracic and cervical regions of the spine and rotates them to the opposite side. Part of the transversospinalis group; semispinalis capitis forms the longitudinal ridge of the nape, near the median plane.

In the full entry
The full entry, with every field, sources, quiz and clinical correlations, is in the atlas.
- Origin
- Insertion
- Innervation
- Blood supply