Bone Markings Flashcards by Allison Brown

Articulating Surfaces

-Condyle
-Facet
-Head
-Trochlea

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Condyle

Large, smooth, rounded, oval structure

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Facet

Small, flat, shallow surface

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Head

Prominent, rounded epiphysis

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Trochlea

Smooth, grooved, pulleylike process

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Depressions

-Alveolus
-Fossa
-Sulcus

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Alveolus

Deep pit or socket in the maxillae or mandible

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Fossa

Flattened or shallow depression

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Sulcus

Narrow groove

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Projections

-Crest
-Epicondyle
-Line
-Process
-Ramus
-Spine
-Trochanter
-Tubercle
-Tuberosity

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Crest

Narrow, prominent, ridgelike projection

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Epicondyle

Projection adjacent to condyle

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Line

Low ridge

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Process

Any marked bony prominence

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Ramus

Angular extension of bone relative to rest of the structure

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Spine

Pointed, slender process

Trochanter

Massive, rough projection found only on femur

Tubercle

Small, round projection

Tuberosity

Large, rough projection

Openings and spaces

-Canal
-Fissure
-Foramen
-Meatus
-Sinus

Canal

Passageway through bone

Fissure

Narrow, slitlike opening through a bone

Foramen

Rounded passageway through a bone

Meatus

Passageway through a bone

Sinus

Cavity or hallow space in bone