Bone Markings

Tiberosity

Large, rounded projection; may be roughened

Crest

Narrow ridge of bone; usually prominent

Trochanter

Very large blunt irregularly shaped process

Only found on the femur

Line

Narrow ridge of bone; less prominent than a crest

Tubercle

Small, rounded projection or process

Epicondyle

Raised area on or above a condyle

Spine

Sharp, slender, often pointed projection

Process

Any bony prominence

Head

Bony expansion carried on a narrow neck

Facet

Smooth, nearly flat articular surface

Condyle

Rounded articular projection

Ramus

Armlike bar of bone

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

Groove

Furrow

Fissure

Narrow, slit like opening

Foramen

Round or oval opening through a bone