Rectus capitis posterior minor proximal attachment
posterior tubercle of C1
Rectus capitis posterior minor distal attachment
1. medial part of inferior nuchal line
2. occipital bone to foramen magnum
Rectus capitis posterior minor nerve supply
suboccipital nerve of dorsal rami C1
Rectus capitis posterior minor blood supply
vertebral artery
Rectus capitis posterior minor action
extend neck
Transversospinalis: rotatores proximal attachment
1. transverce process of cervical, thoracic, lumbar vertebra
Transversospinalis: rotatores distal attachment
1. long rotatores - sp of vertebra one level above
2. short rotatores - sp of adjacent vertebra
Transversospinalis: rotatores nerve supply
dorsal rami of adjacent spinal nerves
Transversospinalis: rotatores blood supply
1. posterior intercostal arteries
2. subcostal arteries
3. lumbar arteries
Transversospinalis: rotatores action
contralateral rotation of cervical spine and trunk
Rectus capitis posterior major prox attachment
SP C2
Rectus capitis posterior major distal attachment
lateral part of inferior nuchal line
Rectus capitis posterior major nerve supply
suboccipital nerve of dorsal rami C1
Rectus capitis posterior major blood supply
vertebral artery
Rectus capitis posterior major action
1. both sides - extend neck
2. one side - ipsilateral rotation
Obliquus capitis superior prox attachment
TP of C1
Obliquus capitis superior distal attachment
between superior and inferior nuchal lines
Obliquus capitis superior nerve supply
suboccipital nerve of dorsal rami C1
Obliquus capitis superior blood supply
veretbral artery
Obliquus capitis superior action
1. Both sides - flex neck
2. one side - lateral flex neck
Obliquus capitis inferior prox attachment
1. SP of C2
2. Laminae of C2
Obliquus capitis inferior distal attachment
TP of C1
Obliquus capitis inferior nerve supply
suboccipital nerve of dorsal rami C1
Obliquus capitis inferior blood supply
vertebral artery
Obliquus capitis inferior action
ipsilateral rotation of head
Longus colli: superior oblique proximal attachment
anterior tubercle of TP C3-C5
Longus colli: superior oblique distal attachment
anterior tubercle C1
Longus colli: superior oblique nerve supply
anterior rami C2-C4
Longus colli: superior oblique blood supply
1. deep cervical artery
2. deep vertebral artery
Longus colli: superior oblique action
1. both sides - flex the neck
2. one side - lateral flex
Longus colli: vertical intermediate prox attachment
anterior aspect of bodies C5-T3
Longus colli: vertical intermediate distal attachment
anterior aspect of bodies C2-C4
Longus colli: vertical intermediate nerve supply
anterior rami C2-C6
Longus colli: vertical intermediate blood supply
1. cervical artery
2. transverse cervical artery
Longus colli: vertical intermediate action
flex the neck
Longus colli: inferior obliques prox attachment
anterior aspect of T1-T3
Longus colli: inferior obliques distal attachment
anterior tubercle of TP C5-C6
Longus colli: inferior obliques nerve supply
anterior rami C5-C6
Longus colli: inferior obliques blood supply
1. cervical artery
2. transverse cervical artery
Longus colli: inferior obliques action
1. both sides - flex the neck
2. one side - lateral flex, contralateral rotate neck
Intertransversarii prox attachment
transverse process of adjacent vertebra
Intertransversarii distal attachment
transverse process above
Intertransversarii nerve supply
ventral rami
Intertransversarii blood supply
1. intercostal arteries
2. transverse cervical arteries
Intertransversarii action
1. lateral flex vertebral spine
2. also acts ligament stabilizing adjacent vertebrae during movement