regions of the vertebral column ex. 2 QQ Flashcards
what is the number of vertebrae in the typical cervical spine?
7 segments
which vertebrae are typical cervicals?
C3-C6
which vertebrae are atypical cervicals?
C1, C2, C7
what is the shape of the typical cervical vertebral body from the cranial view?
rectangular
what is the appearance of the typical cervical vertebral body from the lateral view?
posterior height is greater than anterior height by a few millimeters
what would be the direction of the cervical curve based on osseous features?
posterior or kyphotic
what accounts for the direction of the typical cervical curve?
intervertebral disc height
what is the direction of the typical cervical curve?
anterior or lordotic
at which vertebral couple will the cervical curve again increase intervertebral disc height?
C5/C6
what are the modifications of the superior epiphyseal rim of a typical cervical?
anterior groove
posterior groove
right and left uncinate processes
what are the names of the lateral modifications of the superior epiphyseal rim?
uncinate process
unciform process
uncovertebral process
uncus or lateral lip
what are the modifications of the inferior epiphyseal rim of a typical cervical vertebra?
anterior lip
posterior lip
right and left lateral grooves
what is the joint classification for the anterior lip- anterior groove articulation?
fibrous (amphiarthrosis) syndesmosis
what is the joint classification uncinate process-lateral groove articulation?
modified synovial saddle (diarthrosis sellar)
what is the joint classification for the spongy bone- intervertebral disc articulation?
cartilaginous (amphiarthrosis) symphysis
what other terms are used to identify the uncinate processes?
unciform process
uncovertebral process
uncus
lateral lip
what is the name given to the uncinate process-lateral groove articulation?
joint of Luschka or uncovertebral joint
the joint of luschka is formed from what surfaces?
uncinate process and lateral groove
what muscle attaches to the typical cervical vertebral body?
longus colli muscle
what is the orientation and angulation of the pedicle of a typical cervical?
posterolateral, 45 degrees
what is the direction of projection of the cervical lamina?
posteromedially
what ligament attaches to the lamina of a typical cervical?
ligamentum flavum
ossification of the ligamentum flavum at the attachment site on the lamina will result in what feature?
para-articular process
which is the greatest diameter of the vertebral foramen of typical cervicals?
transverse
the greatest transverse diameter of the typical cervical vertebra occurs at?
C6
the greatest frequency of osteophytes associated with the vertebral body occurs at which typical cervical vertebral couple?
C5/C6
list in order, the osseous parts of the typical cervical vertebra transverse process beginning at the vertebral body?
Costal element Anterior tubercle Costotransverse bar Posterior tubercle True transverse process
what muscles will attach to the anterior tubercle of a typical cervical vertebra?
Anterior scalene
Longus capitis
Longus colli
Anterior intertransversarii
what muscles may attach to the posterior tubercle of a typical cervical vertebra?
splenius cervicis iliocostalis cervicis longissimus cervicis levator scapula middle scalene posterior scalene rotators posterior intertransversarii
what muscles will attach to the costotransverse bar?
middle scalene and posterior intertransversarii
what is the orientation and angulation of a typical cervical transverse process?
60 degrees anterolaterally (from midsagittal plane)
15 degrees inferiorly (from horizontal plane)
what is the name given to the modification of the anterior tubercle of the C6 transverse process?
carotid tubercle
what will cause remodeling of the anterior tubercle at C6?
common carotid artery
what will occupy the typical cervical vertebra transverse foramen?
vertebral artery
vertebral venous plexus
postganglionic sympathetic motor nerve fibers
what is the orientation of the typical cervical superior articular facet?
BUM
Backward
Upward
Medial
what is the orientation of the typical cervical inferior articular facet?
FoLD
Forward
Lateral
Downward