Major Subdivisions

There are two main divisions in the skeleton, axial and appendicular.

Axial: The axial skeleton consists of bones that form the skull, laryngeal skeleton, vertebral column, and thoracic cage.

 -The Skull
-Paranasal Sinuses
-Hyoid Bone
-Fetal Skull
-Vertebral Column
-Bony Thorax: sternum, ribs, thoracic vertebrae

Appendicular: The appendicular skeleton consists of the bones that form the upper and lower limbs, shoulder, and pelvic girdle.

-Upper limbs: Humerus, Ulna, Radius
-Hand: Carpals, Metacarpals, Phalanges
-Lower Limb: Femur, Tibia, Fibula
-Foot: Tarsals, Metatarsals, phalanges
Pectoral Girdle: Clavicle, Scapula

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