80 bones

Bones of skull, thorax, and vertebral column

Form longitudinal axis of body

126 bones

Bones of the limbs and girdles that attach to the axial skeleton

Calcium and phosphate

Calcium is the most abundant mineral in the body

98% is stored in the bones

Thin, roughly parallel surfaces

Ex. cranial bones, sternum

Wormian bones

Irregular bones formed between cranial bones

Number, size, and shape vary

Relatively long and slender

Ex. various limb bones

Small, flat, and somewhat shaped like sesame seeds

Develope in tendons of the knee, hands, and feet

Individual variations in location and number

Skull Surface

Canal or Meatus

Skull Surface

large passageway

Skull Surface

Process

Skull Surface

Projection or bump

Skull Surface

Sinus

Skull Surface

Chamber within bone, usually filled with air

Skull Surface

Foramen

Skull Surface

Small rounded passageway

Skull Surface

Fissure

Skull Surface

Elongated cleft or gap

To the humerus

Expanded proximal end that forms part of the joint

Part of the Humerus

small, rounded projection

Part of the Humerus

Deep, narrow groove

Part of the humerus

Small, rough projection

Part of the humerus

Shaft, elongated body