Back & Neck muscles Flashcards
Erector Spinae iliocostalis attachments:
FROM: TLF to sacrum, iliac crest, spinous processes L5-T11, supraspinous lig. TO: angles of lower ribs and cervical transverse processes.
Name divisions of Erector spinale iliocastalis
lumborum, thoracis, cervicis
Erector spinae longissimus attachments:
FROM: TLF to sacrum, iliac crest, spinous processes L5-T11, supraspinous lig. TO: ribs and transverse processes and to mastoid process.
Erector spinae longissimus divisions
thoracis, cervicis, capitus
Erector spinae spinalis attachments
FROM: TLF to sacrum, iliac crest, spinous processes L5-T11, supraspinous lig. TO: spinous processes in upper thorax and skull.
divisions of erector spinae spinalis
thoracis, cervicis, capitis
actions of erector spinae
extension and lateral flexion of vertebral column
(transversospinalis) Semispinalis attachments
from thoracic and cervical transverse processes to distant superior spinous processes and occipital bone.
(transversospinalis) Mutifidus attachments
from sacrum, posterior SI ligament, posterior iliac spine, transverse processes T1-L5 to more superior spinous processes.
(transversospinalis) Rotatores Longus and brevis attachments
transverse to spinous processes of vertebrae above (1-2 levels).
divisions of (transversospinalis) Semispinalis
thoracis, cervicis, capitus
divisions of (transversospinalis) Mutifidus
sacral, lumbar, thoracic, cervical
Interspinalis attachments and divisions
between spinous processes of adjacent vertebrae. cervical (6), thoracic (2-3), lumbar (4)
intertransversarii attachments and action
between transverse processes of adjacent vertebrae. lateral flexion of spine.
Rectus Capitus Posterior Major attachments and innervation
from spinous process C2 to lateral aspect inferior nuchal line. suboccipital nerve
Rectus capitus posterior minor and innervation
from tubercle on posterior arch C1 to medial aspect inferior nuchal line. suboccipital nerve
obliquus capitis inferior attachments, action, innervation
from spinous process C2 to transverse process C1. ipsilateral rotation. suboccipital nerve.
obliquus capitus superior attachments, action, innervation:
from transverse process of C1 to area between superior and inferior nucal lines on occipital bones. extension and lateral flexion. suboccipital nerve.
Splenius Cervicis attachments, action, innervation
from spinous processes of T3-T6 to posterior tubercles of transverse processes of first 3 cervical vertebrae. extension, lat. flexion, ipsilateral rotation. dorsal rami spinal nerves.
splenius capitis attachments:
from ligamentum nuchae and spinous processes T4-C7 to (? mastoid process and basilar occipital bone?)
Longus colli attachments:
anterior tubercles and bodies T3-C3 to anterior tubercles and bodies C6-C1.
longus capitis attachments and actions:
from anterior tubercles C3-C6 to basilar portion occipital bone. flexion and ipsilateral rotation.
Rectus Capitis Anterior
from transverse process and anterior surface C1 to basilar portion occipital bone
rectus capitis lateralis
from transverse process C1 to jugular process occipital bone
muscles of abdominal anterior wall
external oblique, internal oblique, rectus abodominus, transversus abdominus
muscles of abdominal posterior wall
transversus abdominus, quadratus lumborum, psoas major and minor, iliacus, diaphragm.
