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36 Cards in this Set
- Front
- Back
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Number of Cervical Vertebrae
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7
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Number of Cervical Nerves
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8
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Number of Thoracic Vertebrae
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12
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Number of Lumbar Vertebrae
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5
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Number of Sacral Vertebrae
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5
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Number of Coccygeal Vertebrae
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1
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Location of spinal nerve exit below C7
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Beneath vertebra
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Location of spinal nerve exit above C8
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Spinal nerves exit above vertebra
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Cell bodies of motor neurons
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Ventral horn of spinal cord
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Motor neuron axons
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Ventral root
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Spinal nerve
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Combination of ventral and dorsal roots
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Cell bodies of sensory neurons
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Dorsal root ganglion
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Axons of sensory neurons
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Enter through dorsal horn
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Dorsal ramus
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Sensory and motor innervation of back
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Ventral ramus
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Sensory and motor innervation of ventral body
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Kyphosis
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Hunchback
Accentuated curvature of thorax or sacrum (primary curvatures) |
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Lordosis
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Accentuated curvature of lumbar or cervical region (secondary curvatures)
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Scoliosis
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Lateral deviation of vertebral column
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Conus medullaris
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End of solid spinal cord
Level L1 |
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End of dural sac
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S2
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Level of iliac crests
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L4
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Difference in spinal cord and vertebral levels
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Spinal cord is higher
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Dura mater
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Outer layer of spinal cord
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Arachnoid mater
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Middle layer of spinal cord
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Pia mater
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Inner layer of spinal cord
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CSF (location)
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Subarachnoid space
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Dermatome of T4
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Around nipples
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Dermatome of T10
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Around umbilicus
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Gravity (re: anesthetics)
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Anesthetics in subarachnoid can go up or down
Make sure patient is in the right position |
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Filum Terminale
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Extension of pia mater that anchors distal end of spinal cord
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Spinal nerves innervation (Lower Limb)
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L2-S3
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Spinal nerves innervation (Perineum)
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S2-S4
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Spinal nerve innervation (Trunk)
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T1-L1
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Spinal nerve innervation (Upper limbs)
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C5-T1
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Quadraplegic fracture
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Above spinal nerve C5 (vertebra C4)
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Slipped disk
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Herniation of nucleus pulposus through annulus fibrosus
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