Unique Muscles of the Posterior Neck Flashcards Preview

Spinal Anatomy I - Exam 3 > Unique Muscles of the Posterior Neck > Flashcards

Flashcards in Unique Muscles of the Posterior Neck Deck (9)
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1
Q

What muscles lie just beneath the trapezius in the neck?

A
  • splenius capitis

- splenius cervicis

2
Q

What does the word “splenius” mean?

A

it is the Greek word for bandage

3
Q

What part of the vertebra forms the osseous origin for the splenius?

A

the spinous process

4
Q

Splenius capitis will attach to what locations on the skull?

A
  • mastoid process of temporal bone

- superior nuchal line of the occipital bone

5
Q

Contraction of splenius capitis will result in what movements?

A
  • lateral flexion of head
  • rotation of face to the side
  • bilaterally they extend the head
6
Q

What is the innervation of the splenius capitis?

A

dorsal rami of middle cervical spinal nerves (C3-C5 cord levels)

7
Q

Splenius cervicis will attach to what locations on the spine?

A
  • lateral mass of C1

- posterior tubercle of transverse process on C1-C4

8
Q

Contraction of splenius cervicis will result in what movements?

A
  • lateral flexion and rotation of neck

- bilaterally they extend the neck

9
Q

What is the innervation of the splenius cervicis?

A

dorsal rami of lower cervical spinal nerves (C5-C7 cord levels)

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