Bone Markings

Condyle

Rounded articular projection

Crest

Narrow ridge of bone; usually prominent

Epicondyle

Raised area on or above a condyle

Facet

Smooth, nearly flat articular structure

Fissure

Narrow, slit-like opening

Foramen

Round or oval opening through a bone

Fossa

shallow, basin-like depression in a bone, often serving as an articular surface

Groove

Furrow

Head

Bony expansion carried on a narrow neck

Line

Narrow ridge of bone; less prominent than a crest

Metaus

Canal-like passage

Process

Prominence or projection

Ramus

Arm-like bar of bone

Sinus

Sharp, slender, often pointed projection

Trochanter

Very large, blunt, irregularly shaped process

Tubercle

Small rounded projection or process

Tuberosity

Large, rounded projection; may be roughened