Lung Volumes and Capacities
Semispinalis Capitis Muscle
The semispinalis capitis muscle of one of the deep intrinsic back muscles.
a. Transverse processes of C7-T6 and articular process of C4-C6.
a. Between superior and inferior nuchal lines of occipital bone.
Use this time-saving muscle anatomy reference chart for the trunk wall to learn the semispinalis capitis muscle faster.
Actions of the Semispinalis Capitis Muscle
a. Bilaterally extends and hyperextends the head and the neck.
a. Uniterally rotates the head and the neck to the side opposite the muscle.
Nerve to the Semispinalis Capitis Muscle
a. Dorsal rami of middle and lower cervical spinal nerves.