Muscles Of The Cervical Spine: Superficial Posterior

Question 1

Iliocostalis cervicis (origin)

Answer 1

Angles of upper 6 ribs

Question 2

Iliocostalis cervicis (insertion)

Answer 2

Transverse processes of C4-C6

Question 3

Iliocostalis cervicis (action)

Answer 3

Bilateral action: extension of vertebral column
Unilateral action: bend vertebral column toward same side (lateral flexion)

Question 4

Iliocostalis cervicis (nerve)

Answer 4

Posterior rami of spinal nerves in area of muscle

Question 5

Iliocostalis cervicis (blood)

Answer 5

Occipital
Deep cervical
Vertebral arteries

Question 6

Longissimus cervicis (origin)

Answer 6

Transverse processes of upper T4-T6
(T1-T6)

Question 7

Longissimus cervicis (insertion)

Answer 7

Transverse processes of C2-C6

Question 8

Longissimus cervicis (action)

Answer 8

Bilateral: extension of vertebral column
Unilateral: bend vertebral column toward same side (lateral flexion)

Question 9

Longissimus cervicis (nerve)

Answer 9

Posterior rami of spinal nerves in area of muscle

Question 10

Longissimus cervicis (blood)

Answer 10

Occipital
Deep cervical
Vertebral arteries

Question 11

Splenius capitis (origin)

Answer 11

Ligamentum nuchae
Spinous processes of C7-T3 or T4

Question 12

Splenius capitis (insertion)

Answer 12

Mastoid process
Occipital bone

Question 13

Splenius capitis (action)

Answer 13

Rotation of head and cervical vertebral column to same side

Question 14

Splenius capitis (nerve)

Answer 14

Posterior rami of middle cervical spinal nerves

Question 15

Splenius capitis (blood)

Answer 15

Occipital
Deep cervical arteries

Question 16

Splenius cervicis (origin)

Answer 16

Spinous processes of T3-T6

Question 17

Splenius cervicis (insertion)

Answer 17

Transverse processes of C1-C4

Question 18

Splenius cervicis (action)

Answer 18

Rotation of head and cervical vertebral column to same side

Question 19

Splenius cervicis (nerve)

Answer 19

Posterior rami of middle cervical spinal nerves

Question 20

Splenius cervicis (blood)

Answer 20

Occipital
Deep cervical arteries

Question 21

Semispinalis cervicis (origin)

Answer 21

Transverse processes of upper T5 or T6
(T1-T6)

Question 22

Semispinalis cervicis (insertion)

Answer 22

Spinous processes of C2 - C5

Question 23

Semispinalis cervicis (action)

Answer 23

Extension of vertebral column

Question 24

Semispinalis cervicis (nerve)

Answer 24

Posterior rami of cervical and thoracic spinal nerves

Question 25

Semispinalis cervicis (blood)

Answer 25

Occipital
Deep cervical
Vertebral arteries