How are bones classified?How are bones classified?

Axial skeleton – bones of the skull, vertebral column, and rib cage

Appendicular skeleton – bones of the upper and lower limbs, shoulder, and hip

Long bonesLong bones

Long bones – longer than they are wide

Most bones of the limbs (even fingers and toes)

Figure 6.2a

Short bonesShort bones

Short bones– Cube-shaped

bones of the wrist and ankle

– Bones that form within tendons

– Patella, wrist and ankle bones

Figure 6.2b

Flat bonesFlat bones

Flat bones – thin, flattened, and a bit curved

Sternum Ribs Scapula Most skull bones

Figure 6.2c

Irregular bonesIrregular bones

Irregular bones – bones with complicated shapes

Vertebrae Hip bonesMandible

Figure 6.2d

Bones and Cartilages of the Bones and Cartilages of the Human BodyHuman Body

Figure 6.1