Exam 1 anatomy Flashcards
what parts of the spine are primary curvatures?
thoracic and sacral
what is the normal curvature degree of the thoracic curvature?
20-45 degrees
what is the normal degree of curvature of the lumbar lordosis curvature?
40-60 degrees
what is sway back?
lumbar lordosis coupled w thoracic kyphosis
what is flat back and what is the degree of the curvature?
decrease in lumbar lordosis (20 degrees)
center of gravity centered anteriorly
what is the function of the vertebral arch?
protects the spinal chord
where is the spinal chord located?
vertebral foramen
what is another name for zygapophysial joints?
facet joints
where do the spinal nerves come out laterally?
intervertebral foramens
what vertebrae have transverse foramen?
cervical vertebrae
where does the vertebral artery go down?
transverse foramen
which vertebrae has the biggest spinous process?
c7
explain luschka joints
between uncinate processes of cervical vertebrae and body of adjacent vertebrae
what joint does flexion and extension in the neck area
atlantoocipital joint
what joint does rotation in the neck area
Atlanto axial
what vertebrae would you give a spinal tap and epidural anesthesia?
L3/L4 spinal tap and L4/L5 epidural
what vertebrae does the spinal chord extend to?
L1,L2
Pars Fractures
fracture in weakest bony part of cervical and lumbar vertebrae (par interarticularis)
Scotty dog fracture
another name for spondylolysis
scotty dog fracture or par fracture
spondylolisthesis
when vertebrae slips posteriorly or anteriorly
(anterior is anteriolisthesis)
(posterior is retrolisthesis)
lumbar stenosis
narrowing of lumbar canal due to movement or hypercalcification
laminectomy
take spinous process off to make more room in vertebral canal
intervertebral disc prolapse
bulging disc, when position of disc changes with some impingement to the spinal canal
what does the thoracolumbar fascia wrap around
intrinsic back muscles