1. Bone Markings Surface features of bones Categories of bone markings
Sites of attachments for muscles, tendons, and ligaments
Passages for nerves and blood vessels
Categories of bone markings
Projections or processes — grow out from the bone surface
Depressions or cavities — indentations

2. Bone Surface Markings
projections where muscles, tendons, ligaments attach
tuberosity – large rounded projection
spinous process (or spine) – sharp,
slender, pointed projection
trochanter – very large, blunt
irregular shaped projection
crest – narrow ridge of bone

3. Bone Surface Markings Projections that help to form joints
Head – bony expansion
at the end of a long neck
Facet – smooth, almost
flat surface
Condyle – rounded projection
Ramus – armlike arm of bone

4. Bone Surface Markings
Depressions and openings fro blood vessels and nerves to pass through
Foramen – round or
oval opening in a bone
Meatus – canal-like
Fossa – shallow depression
mostly to form a joint