Posterior Muscles of the Neck

Question 1

Splenius Capitis (attachments)

Answer 1

ligamentum nuchae & lower cervical & upper thoracic spinous processes to lateral 1/3 of superior nuchal line

Question 2

Splenius Capitis (action)

Answer 2

extension, lateral flexion & ipsilateral rotation of head

Question 3

Splenius Capitis (innervation)

Answer 3

dorsal rami of cervical spnal n.

Question 4

Longissimus Capitis (attachments)

Answer 4

upper thoracic transverse processes to posterior margin of mastoid process

Question 5

Longissimus Capitis (action)

Answer 5

extension, lateral flexion & ipsilateral rotation of head

Question 6

Longissimus Capitis (innervation)

Answer 6

dorsal rami of spinal n.

Question 7

Semispinalis Capitis (attachments)

Answer 7

upper thoracic & cervical transverse processes to occipital bone b/n inferior & superior nuchal lines

Question 8

Semispinalis Capitis (action)

Answer 8

extension & contralateral rotation of head

Question 9

Semispinalis Capitis (innervation)

Answer 9

dorsal rami of cervical spinal n.