anatomy
how many total vertebrae are in the human spine
33
how many vertebrae are in the cervical spine
7
what is the main function of the intervertebral discs
shock absorption
muscle control
what condition describes excessive outward curvature of the spine
kyphosis
how many vertebrae are considered moveable (true)
24
what are the names of the first two cervical vertebrae
atlas and axis
what is the strong outer layer of a disc called
annulus fibrosus
how many dermatomes are there
30
what condition describe excessive inward curvature of spine
lordosis
what are the "ears" called on the vertbrae
transverse process
which spinal region articulates with the ribs
thoracic
what is the semi-fluid center of a disc called
nucleus pulposus
list 3 tools you would use to test dermatomes
cotton ball, pin, squeeze a muscle, ice cube, tuning fork
what condition describes sideways curvature of spine
scoliosis
what structure of the vertebrae can be felt when you run your hand down your back
spinous process
which region of the spine provides the major support of the low back
lumbar
what injury occurs when the annulus fibrosus tears and the nucleus pulposus leaks out
herniated disc
which dermatome section would you be concerned about if they don't have sensation in their shoulder
C
what injury is it when a stress fracture occurs in the neural arch of a vertebrae
spondylolysis
list all three main parts of the vertebrae
body, transverse process, spinous process
how many vertebrae are fused
9
herniated disc most commonly occur at what vertbrae level
L4-L5
list 3 things myotomes help with
voluntary movements, reflexes, posture/balance
what injury is it when a vertebrae slips forward
spondylolisthesis