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Osteology – from Greek – oste = bone Skeletal system – bones and joints – two divisions: Axial – 80 including skull, bones of middle ear, hyoid, ribs, sternum Appendicular – 126 including bones of limbs and associated girdles. Axial skeleton - 80 Skull 22 (Face 14 + Cranium 8 ) Hyoid 1
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Osteology – from Greek – oste = bone • Skeletal system – bones and joints – two divisions: • Axial – 80 including skull, bones of middle ear, hyoid, ribs, sternum • Appendicular – 126 including bones of limbs and associated girdles
Axial skeleton - 80 • Skull 22 (Face 14 + Cranium 8 ) • Hyoid 1 • Auditory ossicles 6 • Vertebral column: 26 • Cervical 7 • Thoracic 12 • Lumbar 5 • Sacrum 1 (5 fused by age 30) • Coccyx 1 (4 fused by age 30) • Ribs 24