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Bone Surface Marking
6.4--Bone Surface Markings
| Term | Definition |
|---|---|
| TYPE--DEPRESSIONS AND OPENINGS | SITES ALLOWING PASSAGE OF SOFT TISSUE (NERVES, BLOOD VESSELS, LIGAMENTS, TENDONS) OR FORMATION OF JOINTS |
| FISSURE | NARROW SLIT BETWEEN ADJACENT PARTS OF BONES THROUGH WHICH BLOOD VESSELS OR NERVES PASS (EX. superior orbital fissure) |
| FORAMEN (HOLE) | OPENING THROUGH WHICH BLOOD VESSELS, NERVES, OR LIGAMENTS PASS (EX. optic foramen) |
| FOSSA (TRENCH) | SHALLOW DERPESSION (EX. coronoid fossa) |
| SULCUS (GROOVE) | FURROW ALONG BONE SURFACE THAT ACCOMMODATES BLOOD VESEEL, NERVE OR TENDON |
| MEATUS (PASSAGEWAY) | TUBELIKE OPENING |
| TYPE--PROCESSES | PROJECTIONS OR OUTGROWTHS THAT FORM JOINTS OR ATTACHMENT POINTS FOR CONNECTIVE TISSUES, SUCH AS LIGAMENTS AND TENDONS |
| JOINT FORMING--CONDYLE | LARGE, ROUND PROTUBERANCE WITH SMOOTH ARTICULAR SURFACE AT ONE END |
| JOINT FORMING--FACET | SMOOTH, FLAT, SLIGHTLY CONCAVE OR CONVEX ARTICULAR SURFACE |
| ATTACHMENT POINT--CREST | PROMINENT RIDGE OR ELONGATED PROJECTION |
| ATTACHMENT POINT--EPICONDYLE | ROUGHENED PROJECTION ABOVE CONDYLE |
| LINE | LONG NARROW RIDGE OR BORDER |
| SPINOUS PROCESS | SHARP, SLENDER PROJECTION |
| TROCHANTER | VERY LARGE PROJECTION |
| TUBERCLE | VARIABLE SIZED ROUNDED PROJECTION |
| TUBEROSITY | VARIABLE SIZED; ROUGH, BUMPY |
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