Articles in this section
Browse each topic for a structured anatomic reference with imaging correlation across modalities.
- 01→
Vertebral Column Overview
General structure and organization of the vertebral column
- 02→
Cervical Vertebrae (C1–C7)
Anatomy of the cervical spine
- 03→
Atlas (C1) and Axis (C2)
Unique anatomy of the upper cervical vertebrae
- 04→
Thoracic Vertebrae (T1–T12)
Anatomy of the thoracic spine
- 05→
Lumbar Vertebrae (L1–L5)
Anatomy of the lumbar spine
- 06→
Sacrum and Coccyx
Anatomy of the sacral and coccygeal segments
- 07→
Intervertebral Disc
Structure of the nucleus pulposus and annulus fibrosus
- 08→
Spinal Cord
Cross-sectional anatomy and tracts
- 09→
Conus Medullaris and Cauda Equina
Terminal spinal cord and nerve root anatomy
- 10→
Spinal Nerve Roots and Dermatomes
Nerve root anatomy and dermatomal distribution
- 11→
Spinal Ligaments
Overview of all spinal ligaments
- 12→
Anterior Longitudinal Ligament
The strongest spinal ligament — resists hyperextension
- 13→
Posterior Longitudinal Ligament
The serrated band lining the canal — resists hyperflexion
- 14→
Ligamentum Flavum
The elastic “yellow ligament” between laminae
- 15→
Facet Joints
Zygapophyseal joint anatomy and orientation
- 16→
Spinal Canal and Neural Foramina
Canal dimensions and foraminal anatomy
- 17→
Thecal Sac and CSF Spaces
Dural sac and CSF compartments from foramen magnum to S2
- 18→
Vertebral Artery
Course, segments and anatomic variants
- 19→
Spinal Arterial Supply
Artery of Adamkiewicz and segmental supply
- 20→
Spinal Venous Plexus
Batson plexus and venous drainage of the spine
- 21→
Paraspinal Musculature
Erector spinae, multifidus, psoas and other paraspinal muscles
- 22→
Craniocervical Junction
Occiput–C1–C2 articulations and ligaments
- 23→
Thoracolumbar Junction
The biomechanical transition from rigid thoracic to mobile lumbar spine
- 24→
Lumbosacral Junction
The L5–S1 transition and pelvic incidence
- 25→
Normal Spinal Curvatures and Alignment
Lordosis, kyphosis, and sagittal balance parameters