Tuberosity
Large rounded projection; may be roughened
Tubercle
Small rounded projection or process
Crest
Narrow ridge of bone; usually prominent
Trochanter
very large, blunt, irregularly shaped process (femur)
Line
Narrow ridge of bone; less prominent than a crest
Condyle
Rounded articular projection.
Epicondyle
Raised area on or above a condyle.
Spine
Sharp, slender, often pointed projection.
Process
Any bone prominence.
Head
Bony expansion carried on a narrow neck.
Facet
Smooth, nearly flat articular surface.
Ramus
Armlike bar of bone.
Groove
Furrow
Fissure
Narrow, slitlike opening
Foramen
Round or oval opening through a bone.
Notch
Indentation at the edge of a structure.
Meatus
Canal-like passageway
Sinus
Cavity within a bone, filled with air and lined with mucous membrane.
Fossa
Shallow, basin-like depression in a bone, often serving as an articular surface.
Bone markings
Sites of muscle, ligament and tendon attachment, as joint surfaces, or as conduits for blood vessels and nerves.