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19 Cards in this Set
- Front
- Back
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Lordosis |
An anterior curve in the sagittal plane of the spine; a normal spine has a lordotic curve at the cervical level of approximately 20° to 40° and at the lumbar level of approximately 30°to 50°. |
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Myelogram |
Radiographic technique in which contrast material is injected into the subarachnoid space of the cauda equina and X-rays or CT scans are taken |
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Myelopathy |
Deterioration or disease of the spinal cord.
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Osteoblast
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A cell that forms bone. |
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Osteoclast
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A cell that resorbs bony tissue. |
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Radiculopathy
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Deterioration or disease of a nerve root.
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Radiolucent
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Being of a density that allows passage of some or all X-rays |
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Radiopaque
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Being dense enough to block passage of some or all X-rays |
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Retrolisthesis |
The posterior slippage of a vertebra in relation to the inferior adjacent vertebra. |
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Scheuermann’s disease
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Kyphotic condition resulting from idiopathic aseptic necrosis of the vertebral bodies. Also referred to as juvenile kyphosis. |
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Sciatica
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Pain in the lower back and hip that radiates into the back of the thigh and leg; results from compression of the L5 or S1 nerve root.
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Spondylolisthesis
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The anterior slippage of a vertebra in relation to the inferior adjacent vertebra. |
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Spondylolysis
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A defect in a vertebra, usually in the area of the pars interarticularis, in which the vertebral body maintains relatively normal alignment. |
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Spondyloptosis
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A spondylolisthesis of L5 in which the vertebral body has slipped entirely off the top of the sacrum and into the pelvic cavity |
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Spondylosis
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The degenerative changes that occur in the articulation points of a vertebra; essentially, arthritis of the spine. |
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Stenosis
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The narrowing of a tube or passage
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Subluxation
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a partial or incomplete vertebral slip in relation to the adjacent vertebrae. Commonly referred to as spondylolisthesis. |
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Synovitis |
Inflammation of a synovial membrane. |
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Tension band
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Posterior spinal muscle group that works collectively to maintain an upright posture. |
