posterior axial muscle prac Flashcards
SUBOCCIPITAL MUSCLES:
rectus capitis posterior minor
INFERIOR ATTACHMENT - Posterior tubercle C1
SUPERIOR ATTACHMENT - occipital bone
ACTION - B: Ext head & upper C spine; U: ipsilateral rotation - B: Ext head & upper C spine; U: ipsilateral rotation
SUBOCCIPITAL MUSCLES:
rectus capitis posterior major
INFERIOR ATTACHMENT - C2 spinous process
SUPERIOR ATTACHMENT - occipital bone
ACTION - B: Ext head & upper C spine; U: ipsilateral rotation - B: Ext head & upper C spine; U: ipsilateral rotation
SUBOCCIPITAL MUSCLES:
obliquus capitis superior
INFERIOR ATTACHMENT - C1 transverse process
SUPERIOR ATTACHMENT - lateral occipital bone
ACTION - B: Ext head & upper C spine; U: ipsilateral rotation
SUBOCCIPITAL MUSCLES:
obliquus capitis inferior
INFERIOR ATTACHMENT - C2 spinous process
SUPERIOR ATTACHMENT - C1 transverse process
ACTION - B: Ext head & upper C spine; U: ipsilateral rotation
TRANSVERSOSPINALES GROUP: all inferior transverse process to superior spinous process or capitis
rotatores thoracis
INFERIOR ATTACHMENT - transverse process
SUPERIOR ATTACHMENT - spinous process 1 to 2 levels above
ACTION - proprioception; segmental control
TRANSVERSOSPINALES GROUP: all inferior transverse process to superior spinous process or capitis multifidus thoracis
INFERIOR ATTACHMENT - medial transverse process
SUPERIOR ATTACHMENT - caudal edge of a T spinous process & lamina
ACTION - B: Ext thoracic
TRANSVERSOSPINALES GROUP: all inferior transverse process to superior spinous process or capitis multifidus lumborum
INFERIOR ATTACHMENT - lumbar mammillary processes, PSIS & sacrum
SUPERIOR ATTACHMENT - caudal edge of a T spinous process & lamina
ACTION - B: Ext lumbar, maintain Lumbar lordosis
TRANSVERSOSPINALES GROUP: all inferior transverse process to superior spinous process or capitis
semispinalis capitis
INFERIOR ATTACHMENT - C7-T6 transverse processes
SUPERIOR ATTACHMENT - between nuchal lines and ligamentum nuchae
ACTION - B: Ext of head
TRANSVERSOSPINALES GROUP: all inferior transverse process to superior spinous process or capitis
semispinalis cervicis
INFERIOR ATTACHMENT - T1-6 transverse processes
SUPERIOR ATTACHMENT - mid cervical spinous processes
ACTION - B: Ext of neck
TRANSVERSOSPINALES GROUP: all inferior transverse process to superior spinous process or capitis
semispinalis thoracis
INFERIOR ATTACHMENT - lower T sp transverse processes
SUPERIOR ATTACHMENT - C7 & upper T sp spinous processes
ACTION - B: Ext thoracic
ERECTOR SPINAE MUSCLE GROUP:
spinalis: spinous processes to spinous processes
spinalis cervicis
INFERIOR ATTACHMENT - C7-T2 sp processes
SUPERIOR ATTACHMENT - C2 sp process
ACTION - B: Ext neck
ERECTOR SPINAE MUSCLE GROUP:
spinalis: spinous processes to spinous processes
spinalis thoracis
INFERIOR ATTACHMENT - lower T sp processes
SUPERIOR ATTACHMENT - upper T sp processes
ACTION - B: Ext thoracic
ERECTOR SPINAE MUSCLE GROUP:
longissimus: transverse processes to transverse processes
- longissimus capitis
INFERIOR ATTACHMENT - upper T & lower C tr processes
SUPERIOR ATTACHMENT - mastoid process
ACTION - B: neck Ext U: neck ipsilateral LF
ERECTOR SPINAE MUSCLE GROUP:
longissimus: transverse processes to transverse processes
- longissimus CERVICIS
INFERIOR ATTACHMENT - upper T tr processes
SUPERIOR ATTACHMENT - C2-6 tr processes
ACTION - B: neck Ext U: neck ipsilateral LF
ERECTOR SPINAE MUSCLE GROUP:
longissimus: transverse processes to transverse processes
- longissimus thoracis pars thoracis
INFERIOR ATTACHMENT - L3-5 sp processes & sacrum
SUPERIOR ATTACHMENT - T1-12 transverse processes
ACTION - B: T/L Ext; U: ipsilateralT/L LF
ERECTOR SPINAE MUSCLE GROUP:
longissimus: transverse processes to transverse processes
- longissimus thoracis pars LUMBORUM
INFERIOR ATTACHMENT - medial PSIS
SUPERIOR ATTACHMENT - accessory processes & medial lumbar tr processes
ACTION - B: L Ext & posterior shear; U: ipsilat LF
ERECTOR SPINAE MUSCLE GROUP:
iliocostalis: rib angles to rib angles
iliocostalis cervicis
INFERIOR ATTACHMENT - rib angles R 3-6
SUPERIOR ATTACHMENT - lower C tr processes
ACTION - B: lower C Ext; U: ipsilat LF & rot’n
ERECTOR SPINAE MUSCLE GROUP:
iliocostalis: rib angles to rib angles
INFERIOR ATTACHMENT - rib angles of lower ribs
SUPERIOR ATTACHMENT - C7 t process & rib angles of upper ribs
ACTION - B: Ext; U: ipsilat LF
ERECTOR SPINAE MUSCLE GROUP:
iliocostalis: rib angles to rib angles
INFERIOR ATTACHMENT - ilium & sacrum
SUPERIOR ATTACHMENT - lower 8 ribs
ACTION - B: T/L Ext; U: ipsilateralT/L LF & derot’n
ERECTOR SPINAE MUSCLE GROUP:
iliocostalis: rib angles to rib angles
INFERIOR ATTACHMENT - lateral PSIS & medial iliac crest
SUPERIOR ATTACHMENT- tips of lumbar tr processes & TLF
ACTION - B: L Ext & posterior shear; U: ipsilat LF
SPINOTRANSVERSE GROUP:
splenius capitis
INFERIOR ATTACHMENT - Lig nuchae & upper thoracic spinous processes
SUPERIOR ATTACHMENT -mastoid process
ACTION - B: Ext of head; U: ipsilateral LF of head; ipsilateral rotation of head
SPINOTRANSVERSE GROUP:
splenius capitis
INFERIOR ATTACHMENT - mid thoracic spinous processes
SUPERIOR ATTACHMENT - C1-4 transverse processes
ACTION - B: neck Ext U: ipsilateral LF of neck; neck ipsilateral rotation
