Bone Markings

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Tuberosity

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18 Terms
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Tuberosity

Projection: Large rounded projection of bone; may be roughened

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Crest

Projection: Narrow ridge of bone; usually prominent

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Trochanter

Projection: Very large, blunt, irregularly shaped process (the only examples are on the femur)

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Line

Projection: Narrow ridge of bone; less prominent than a crest

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Tubercle

Projection: Small rounded projection or process

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Epicondyle

raised area on or above a condyle

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Spine

Projection: Sharp, slender, often pointed projection

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Process

Projection: Any bony prominence

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Head

Surface: Bony expansion carried on a narrow neck

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Facet

Surface: Smooth, nearly flat articular surface

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Condyle

Surface: Rounded articular projection, often articulates with a corresponding fossa

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Ramus

An extension of bone making an angle with the rest of the structure

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Fissure

Depression/Opening: Narrow slit-like opening

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Foramen

Depression/Opening: Round or oval opening through a bone

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Notch

Indentation at the edge of a structure

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Meatus

Depression/Opening: Canal-like passageway

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Sinus

Depression/Opening: Cavity within a bone, filled with air and lined with mucous membrane

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Fossa

Depression/Opening: Shallow basinlike depression in a bone, often serving as an articular surface

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