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30 Cards in this Set
- Front
- Back
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Cervical |
First seven vertebrae (c1-c7) "Breakfast at 7" for 7 cervical vertebrae |
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Thoracic |
Twelve vertebrae where the ribs attach (T1-T12) "Lunch at 12" for 12 thoracic vertebrae |
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Lumbar |
Five weight-bearing vertebrae (L1-L5) "Dinner at 5" for 5 lumbar vertebrae |
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Sacrum |
Five fused vertebrae (S1-S5), forming one triangular bone Between hip bones Below lumbar |
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Coccyx |
Three or four fused vertebrae (c1), forming one small, triangular bone "Tailbone" below sacrum |
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Vertebral body |
Large, anterior rounded bone masses Together form the vertebral column |
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Intervertebral disk |
Fibrocartilage discs between vertebral bodies "Shock absorbers" |
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Pedicle |
Short, thick pillar of bone between the vertebral body and the transverse process Directly connected to the vertebral bodies |
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Transverse process |
Prominent, paired, laterally projections Between the lamina and pedicle |
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Lamina |
Broad, flat piece of bone between the transverse and spinous process Not directly attached to the vertebral bodies Site of Laminectomies |
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Spinous process |
Midline, posterior projection formed by the fusion of the lamina Failure of fusion results in the condition spina bifida Bifid (split) in the cervical region |
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Vertebral (neural) arch |
Posterior ring of bon formed by the pedicles and lamina Excludes the vertebral body |
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Vertebral foramen |
Large space formed by the vertebral arch and posterior aspect of the vertebral body Single vertebrae |
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Vertebral canal |
Space of multiple vertebral foramen together in which the spinal cord passes through Multiple vertebrae |
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Intervertebral foramen |
Lateral space formed by the pedicles of two adjacent vertebrae Passageway for spinal nerves |
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Superior articular process |
Superior boney projection at the junction of the pedicle and lamina |
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Superior articular facet |
Smooth surface on the superior articulating process that articulates with the adjacent vertebrae's inferior articulating facet In thoracic vertebrae the facets face posteriorly In lumbar vertebrae the facets face medially |
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Inferior articular process |
Inferior boney projection at the junction of the pedicle and the lamina |
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Inferior articular facet |
Smooth surface on the inferior articulation process that articulates with the adjacent vertebrae's superior articulating facet In thoracic vertebrae the facets face interiorly In lumber vertebrae the facets face laterally |
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Transverse foramen |
Space with transverse process Passageway for vertebral arteries |
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Vertebra prominens |
Specific spinous process of C7 Posterior neck landmark |
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Atlas |
Specific name for C1 vertebrae Ring-like vertebrae articulating with the occipital condyles to support the skull Lacks a vertebral body, spinous process, and lamina |
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Axis |
Specific name for C2 vertebrae |
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Dens |
Superior boney projection from the vertebral body Pivot point articulating with the atlas (C1) |
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Sacral canal
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Opening in center of the sacrum Continuation of the vertebral canal |
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Sacral promontory |
Anteriorly projecting ridge on the superior aspect of the sacrum Formed by the superior border of the S1 vertebral body |
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Articular surface |
Lateral surfaces articulating with the ilium Ear-like shape |
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Sacral tuberosity |
Roughened surface directly posterior to the articular surface Attachment site for sacroiliac ligaments |
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Anterior sacral foramina |
Four paired spaces on the anterior surface of the sacrum Passageway for the ventral rami of S1-S4 spinal nerves |
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Posterior sacral foramina |
Four paired spaces on the anterior surface of the sacrum Passageway for the dorsal rami of S1-S4 spinal nerves |
