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Bone Markings - Ch 6
Exam 3 Bone Markings
| Term | Definition |
|---|---|
| "Elevations and Projections" | Process and Ramus |
| Process | Any projection or bump |
| Ramus | An extension of a bone making an angle with the rest of the structure |
| "Processes formed where tendons or ligaments attach" | Trochanter, Tuberosity, Tubercle, Crest, Line, Spine |
| Trochanter | Large, rough projection |
| Tuberosity | Smaller, rough projection |
| Tubercle | Small, rounded projection |
| Crest | Prominent ridge |
| Line | Low ridge |
| Spine | Pointed or narrow process |
| "Processes formed for articulation with adjacent bones" | Head, Neck, Condyle, Trochlea, Facet |
| Head | The expanded articular end of an epiphysis, separated from the shaft by a neck |
| Neck | Narrow connection between the epiphysis and the diaphysis |
| Condyle | Smooth, rounded articular process |
| Trochlea | Smooth, grooved articular process shaped like a pulley |
| Facet | Small, flat articular surface |
| "Depressions" | Fossa and Sulcus |
| Fossa | Shallow depression |
| Sulcus | Narrow groove |
| "Openings" | Foramen, Canal, Meatus, Fissure, Sinus |
| Foramen | Rounded passageway for blood vessels or nerves |
| Canal | Duct or channel |
| Meatus | Passageway through a bone |
| Fissure | Elongated cleft or slit |
| Sinus | Chamber within a bone, normally filled with air |