Axial Skeleton

Vertebral ColumnThorax

body

Vertebral Parts

spinous process

vertebral foramen

transverse process

costal facet (thoracic only)

Inferior facets

Superior facets

Cervical Vertebrae

Axis (C2)Atlas (C1)

transverse foramen Dens (odontoid process)

bifid process

Vertebral arch

Thoracic & Lumbar

Vertebrae

lumbar vertebrae

thoracic vertebrae

Vertebral Column

intervertebral foramen

intervertebral disk

sacral foramen

sacral hiatus

sacral canal

median sacral crest

Sacrum (5 fused vertebrae)

Transverse ridge

Articular surface (SI

joint)

Coccyx

Articular surface (sacroiliac joint)

Rib

neck

tubercle

costal groove

shaft

head

Sternum

manubrium

clavicular notch

sternal notch

xiphoid process

body

sternal angle

intercostal space

ThoraxTrue Ribs (7 pairs)True Ribs (7 pairs)

12

345

67711

3322

44

55FloatingFloating

False Ribs (5 pairs)