Definitions
Synovial space between posterior aspect of the anterior arch of atlas and the anterior aspect of the dens.
*ADI (Atlantodental interspace)*
Normal curve of Sacrum
Kyphosis
When is it most dangerous for IVD to be injured?
*In the morning when they are filled with fluid which increases intradiscal pressure.*
What nerves innervate dorsal rami?
Mixed - sensory & motor nerves
True or False: Atlantodental interspace enlargement with extension
False
Force that involves twisting / rotation
Torsional Force
What vertebrae host uncinate processes?
C3-C7
What is called when the 5th LUMBAR VERTEBRAE FUSES with S1?
Sacralization
What does the SOMATIC nervous system innervate (3 answers)
*Spinal nerves innervate skeletal muscle, skin, and joints*
Subclavian Vein passes posteriorly to which rib?
Rib 1
Fusion of the sacral spinous processes
Median Sacral Crest
The raised cortical bone that encircles the bony endplates (composed of compact bone)
Annular Epiphysis
Name the congenital malformation defined by the failure of the vertebral arch to close.
*Spina Bifida Scoliosis*
A group of muscles served by a single spinal nerve root
Myotome
Where does the vertebral artery enter?
*Skips C7 and enters at the transverse foramen of C6*
The bilateral fracture of pars interarticularis
Spondylothesis
What is the orientation of THORACIC superior articular facets?
*(BUL)
Transverse plane = 60°
Coronal plane = 20°*
What portion of the vertebrae detaches from vertebral body to slip forward in Spondylolisthesis?
Where are the lumbosacral dorsal and ventral nerve roots located
Cauda Equina
In what tissue is the Notochord located?
Mesodermal tissue
Pain felt at a site different from the injured or diseased organ or body part
Referred pain
What is Antalgia Functional Scoliosis?
*posture assumed to lessen pain – oftentimes associated with a disc injury*
The compression of spinal cord by the narrowing of vertebral canal
Spinal Stenosis
What does the C1 dermatome innervate?
*C1 dermatome has NO innervation to the skin*
What does the notochord become in adults?
Nucleus pulposus portion of the intervertebral disc