The Axial Skeleton

Ala/wing of sacrum

Sternal angle

Anulus fibrosus

Inferior thoracic aperture/thoracic outlet

Superior thoracic aperture/thoracic inlet

Apex of sacrum

Costal margin/arch

Vertebral arch

Atlantoaxial joint

Atlantooccipital joint

Joint of head of rib

Costotransverse joint

Sacral canal

Head of rib

Neck/tubercle of rib

Sacral horn

Body of sternum

Vertebral body

Intermediate sacral crest

Lateral sacral crest

Median sacral crest

Dens of axis

Intervertebral disc

Auricular surface

Costotransverse foramen

Intervertebral foramen

Foramen transversarium

Vertebral foramen

Anterior sacral foramina

Posterior sacral foramina

Inferior costal facet

Transverse costal facet

Superior costal facet

Facet for dens

Sacral hiatus

Clavicular notch

Jugular notch

Inferior vertebral notch

Superior vertebral notch

Radiate ligament of head of rib

Costoclavicular ligament

Cruciate ligament of atlas

Interclavicular ligament

Intertransverse ligaments

Anterior longitudinal ligament

Posterior longitudinal ligament

Nuchal ligament

Supraspinous ligament

Yellow ligament

Sternal manubrium

Lateral masses

Tectorial membrane

Nucleus pulposus

Coccyx

Articular process

Costal process

Spinous process

Transverse process

Xiphoid process

Promontory

Groove for vertebral artery

Costal groove

Anterior tubercle

Carotid tubercle

Posterior tubercle

Sacral tuberosity

Uncus of body of cervical vertebra

Vertebra prominent