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Bone Markings
| Term | Definition |
|---|---|
| tuberosity | large, rounded projection; may be roughened |
| crest | narrow ridge of bone; usually prominent |
| trochanter | very large, blunt, irregularly shaped process (the only examples are 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 |
| groove | furrow |
| fissure | narrow, slitlike opening |
| foramen | round or oval opening through a bone |
| notch | indentation at the edge of a structure |
| meatus | canal- or tunnel-like passageway |
| sinus | cavity within a bone, filled with air and lined with mucous membrane |
| fossa | shallow, basinlike depression in a bone, often serving as a an articular surface |