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Spine Muscles

Erector spinae, Transversospinalis, cervical

QuestionAnswer
What are the two types of spinal muscles? -Erector Spinae -Transversospinalis
Erector Spinae -Iliocostalis -Longissimus -Spinalis
Transversospinalis -Intertransversarii -Multifidi -Rotatores -Interspinales -Semispinalis
Iliocostalis- Cervicis origin? Angle of Rib (T3-T6)
Iliocostalis- Cervicis insertion? Transverse process of C4-C6
Iliocostalis- Cervicis action? Lateral flexion, rotation of cervical spine
Iliocostalis- Cervicis nerve? Cervical nerve
Iliocostalis- Thoracis origin? Angle of Rib (T12-T7)
Iliocostalis- Thoracis insertion? Upper edge of the RibT1-T6
Iliocostalis- Thoracis action? Lateral flexion, rotation of spine, depression of ribs
Iliocostalis- Thoracis nerve? Thoracic nerve
Iliocostalis- Lumborum origin? Iliac crest, Tendon from pelvis and lumbar transverse process
Iliocostalis- Lumborum insertion? Angle of the Rib T7-T12
Iliocostalis- Lumborum action? trunk extension and rotation
Iliocostalis- Lumborum nerve? Lumbar nerve
Longissimus- Capitis origin? C4-T7
Longissimus- Capitis insertion? Mastoid process
Longissimus- Capitis action? Trunk and head lateral flexion
Longissimus- Capitis nerve? Dorsal rami spinal nerves (C1-L5)
Longissimus- Cervicis origin? T1-T5 (TP)
Longissimus- Cervicis insertion? C2- C6 transverse process
Longissimus- Cervicis action? trunk and head extension and rotation of head on same side
Longissimus- Cervicis nerve? dorsal rami spinal nerves (C1-L5)
Longissimus- Thoracis origin? Transverse process and iliac crest L1-L5
Longissimus- Thoracis insertion? Ribs 3-12
Longissimus- Thoracis action? Rib depression in the thoracic segment
Longissimus- Thoracis nerve? dorsal rami spinal nerves C1-L5
Spinalis- Thoracis origin? T11-12, L1-2; Spinous process
Spinalis- Thoracis insertion? T4-T8; spinous process
Spinalis- Thoracis action? Extension & Lateral flexion of the spine
Spinalis- Thoracis nerve? Dorsal rami spinal nerves (T6-T9)
Spinalis- Cervicis origin? C4-T6; spinous process
Spinalis- Cervicis insertion? C2-C4; spinous process
Spinalis- Cervicis action? Extension & Lateral flexion of the spine
Spinalis- Cervicis nerve? Dorsal Rami spinal nerves T6-T9
Rotatores origin-insertion? Transverse to body, Spans 1 joint/ adjacent vertebra
Rotatores action? -Bilateral extension/flexion -Ipsilateral lateral flexion -Cotralateral rotation
Rotatores nerve? dorsal rami C1-L5 nerve branches
Multifidus origin? Transverse process
Multifidus Insertion? Spinous Process; spans 2-3 joints
Multifidus action? -Bilateral extension -Ipsilateral lateral flexion -Contralateral rotation
Multifidus nerve? Dorsal rami C1-L5 nerve branches
Intertransversarii origin? Adjacent transverse process of vertebras (CTL)
Intertransversarii insertion? Transverse process of vertebra
Intertransversarii action? Lateral flexion of the neck and trunk
Intertransversarii nerve? Dorsal rami of the cervical, thoracic, an dlumbar spinal nerves
Semispinalis- Capitis origin? C4-C7 articular process, T1-T6 transverse process
Semispinalis- Capitis insertion? Occipital bone
Semispinalis- Capitis action? -Bilateral extension at neck and trunk -Ipsilateral lateral flexion at neck and trunk -Rotation (Capitits &Cervicis)
Semispinalis- Capitis nerve? Dorsal rami of capitis
Semispialis- Cervicis origin? T1-T6 transverse process
Semispialis- Cervicis insertion? C2-C5 spinous process
Semispialis- Cervicis action? -Bilateral extension at neck and trunk -Ipsilateral lateral flexion at neck and trunk -Rotation (Capitits &Cervicis)
Semispialis- Cervicis nerve? Dorsal rami of cervicis
Semispialis- Thoracis origin? T6-T10 transverse process
Semispialis- Thoracis insertion? C6-C7, T1-T4 spinous process
Semispialis- Thoracis action? -Bilateral extension at neck and trunk -Ipsilateral lateral flexion at neck and trunk -Rotation (Capitits &Cervicis)
Semispialis- Thoracis nerve? Dorsal rami of thoracis
Sternocleidomastoid origin? -Sternal head: anterior surface of manubrium -Clavicular head: Medial 1/3 of clavicle
Sternocleidomastoid instertion? Mastoid process of the temportal bone
Sternocleidomastoid action? -Unilaterally: lasteral flexion, rotates head to opposite side -Bilaterally- Cervical flexion
Sternocleidomastoid synergists? Scalene group, rectus capitis anterior
Sternocleidomastoid nerve?** Vental rami C2, C3 Spinal accessory or cranial nerve XI
Longus colli - Inferior oblique origin? T1-T3 vertebral bodies
Longus colli - Inferior oblique insertion? C5-C7 transverse process
Longus colli - superior oblique origin? Anterior transverse process
Longus colli - superior oblique insertion? Anterior atlas
Longus colli - Vertical origin? Bodies of C5-C7 and T1-T3
Longus colli - Vertical insertion? Bodies C2-C4
Longus colli action? -Bilaterally – Flexes cervical vertebrae -Unilaterally – Assists in rotation to opposite side and lateral flexion to same side
Longus colli synergist? scalene group, sternocleidomastoid, longus capitis
Longus colli nerve? Ventral rami C2-C6
Longus capitis origin? C3-C6 transverse process
Longus capitis insertion? occipital bone
Longus capitis action? -Bilaterally – Flexes head - Unilaterally – Rotates and laterally flexes head to same side
Longus capitis synergists? Longus colli, sternocleidomastoid, scalenes
Longus capitis nerve? Ventral rami C1-C3
Scalenus anterior origin? first rib
Scalenus anterior insertion? Transverse process C3-C6
Scalenus anterior action? -Bilaterally – Flexes head -Unilaterally – Laterally flexes to same side and rotates head to opposite side
Scalanus anterior reverse origin/insertion action? Elevates first rib to aid in respiration
Scalenus anterior synergists? Sternocleidomastoid, other scalenes, longus capitis, longus colli
Scalenus anterior nerve? Ventral rami C4-C8 (c8=nerve root)
Scalenus medius origin? First rib
Scalenus medius Insertion? Transverse process C2-C7
Scalenus medius Action? -Bilaterally – Flexes head -Unilaterally – Laterally flexes to same side and rotates head to opposite side. Elevates first rib to aid in respiration.
Scalenus medius synergists? Sternocleidomastoid, other scalenes, longus capitis, longus colli
Scalenus medius nerve? Ventral rami C4-C8
Scalenus posterior origin? 2nd rib
Scalenus posterior insertion? C4-C6 transverse process
Scalenus posterior action? Bilateral flexion, contralateral rotation, ipsilateral lateral flexion; Elevates 2nd rib to aid in respiration
Scalenus posterior synergists? Sternocleidomastoid, other scalenes, longus capitis, longus colli
Scalenus posterior nerve? Ventral rami C4-C8.
Rectus capitis anterior origin? Lateral aspect of atlas
Rectus capitis anterior insertion? Occipital bone
Rectus capitis anterior action? -Assists with flexion and lateral flexion of cervical spine. -Stabilizes atlanto-occipital joint
Rectus capitis anterior synergists? Sternocleidomastoid, Rectus capitis lateralis, longus colli, longus capitis
Rectus capitis anterior nerve? Ventral rami C1, C2
Rectus capitis lateralis origin? Transverse process of atlas
Rectus capitis lateralis insertion? Jugular proceess of occipital bone
Rectus capitis lateralis action? -Assists with flexion and lateral flexion of head • -Stabilizes atlanto-occipital joint
Rectus capitis lateralis synergists? Rectus capitis anterior, longus capitis, longissimus capitis, semispinalis capitis
Rectus capitis lateralis nerve? Ventral rami C1, C2
Rectus capitis posterior major origin? Spinous orocess of axis C2
Rectus capitis posterior major insertion? Occipital bone
Rectus capitis posterior major action? Extension, lateral flexion, and rotation of head to same side
Recrus capitis posterior major synergists? Rectus capitis posterior minor, obliquus capitis superior/inferior, longissimus capitis, semispinalis capitis
Recrus capitis posterior major nerve? Suboccipital nerve (dorsal ramus of C1)
Recrus capitis posterior minor origin? Tubercle on posterior arch of atlas
Recrus capitis posterior minor insertion? Occipital bone
Recrus capitis posterior minor action? Extension, lateral flexion
Recrus capitis posterior minor synergists? Rectus capitis posterior major, obliquus capitis superior, longissimus capitis, semispinalis capitis
Recrus capitis posterior minor nerve? Suboccipital nerve (dorsal ramus of C1)
Obliquus capitis superior origin? Transverse process of atlas
Obliquus capitis superior Insertion? Occipital bone
Obliquus capitis superior Action? Extension and ipsilateral lateral flexion of the head
Obliquus capitis superior Synergists? Rectus capitis posterior major and minor, longissimus capitis, semispinalis capitis
Obliquus capitis superior Nerve? Suboccipital nerve (dorsal ramus of C1)
Obliquus capitis inferior origin? Spinous process of axis
Obliquus capitis inferior insertion? Transverse process of atlas
Obliquus capitis inferior action? Rotates atlas, turning head to same side
Obliquus capitis inferior synergists? Longissimus capitis, rectus capitis posterior major
Obliquus capitis inferior nerve? Suboccipital nerve (dorsal ramus of C1)
Splenius capitis origin? C7-T3 spinous processes
Splenius capitis insertion? Mastoid process
Splenius capitis action? -Bilaterally : extends head -Unilaterally : laterally flexes head and rotates head to same side
Splenius capitis synergists? Splenius cervicis, semispinalis capitis, semispinalis cervicis, superior trapezius
Splenius capitis nerve? Dorsal rami of C2-C4
Splenius cervicis origin? T3-T6 spinous processes
Splenius cervicis insertion? C1-C4 transverse processes
Splenius cervicis action? -Bilaterally : extends head and neck - Unilaterally : laterally flexes and rotates head to same side
Splenius cervicis synergists? Splenius capitis, semispinalis capitis, semispinalis cervicis, superior trapezius
Splenius cervicis nerve? Dorsal rami C2-C4
Spinalis- Capitis origin? C7 and T1-T7 Transverse process
Spinalis- Capitis Insertion? Occipital bone
Spinalis- Capitis Action? Extension and lateral flexion of the spine
Spinalis- Capitis Nerve? Dorsal rami spinal nerves (T6-T9)
Created by: rmart11