Semispinalis cervicis
Neck
Deep muscle — it lies under other muscles. X-ray makes the muscles over it see-through.
- Origin
- Transverse processes of T1 to T5 or T6
- Insertion
- Spinous processes of C2 to C5
- Action
- Extends the neck and turns it to the opposite side
- Nerve supply
- Dorsal rami of the spinal nerves
The neck section of the semispinalis, lying under the semispinalis capitis. Its largest slip attaches to the second neck vertebra, and it helps hold the neck upright.
Semispinalis cervicis anatomy page →