Semispinalis Cervicis

Description[edit | edit source]

Semispinalis Cervicis belongs to the Transversospinal group of muscles.[1]

Semispinalis c.jpg


Origin[edit | edit source]

Transverse processes of T1 to T6[2][3]


Insertion[edit | edit source]

Spinous processes of C2 to C5[2]


Nerve Supply[edit | edit source]

Dorsal rami of cervical spinal nerves[2][3]


Blood Supply[edit | edit source]

Deep cervical artery[3]


Action[edit | edit source]

Acting bilaterally: extension of the cervical spine

Acting unilaterally: lateral flexion of the neck and rotation to the opposite side.[2] 


Function[edit | edit source]

Maintains head posture.[4]  

References[edit | edit source]

  1. Gray, Henry. Anatomy of the Human Body. Philadelphia: Lea & Febiger, 1918; Bartleby.com, 2000. www.bartleby.com/107/.
  2. 2.0 2.1 2.2 2.3 http://www.wheelessonline.com/ortho/semispinalis_cervicis_1
  3. 3.0 3.1 3.2 http://www.anatomyexpert.com/structure_detail/5221/
  4. ptcentral.com/muscles/muscletrunk.html