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Bone Surface Marking
PSIO Lab 09.05 and Table 9.1
Question | Answer |
---|---|
supraorbital foramina | opening located above the orbit of each eye for supraorbital nerve and artery (frontal bone) |
supraorbital ridges or margins | thickening of frontal bone superior to orbit of each eye (frontal bone) |
external auditory meatus | tube-like opening for the ear canal |
mastoid process | rounded projection posterior to external auditory meatus; attachment for muscles |
styloid process | long, thin projection on inferior of skull surface; attachment for muscles and ligaments of tongue and neck |
zygomatic process | projection that articulates with the zygomatic bone |
mandibular fossa | depression in mandible for articulation with condylar process (mandibular condyle) |
foramen lacerum | jagged opening filled with cartilage in a living person |
carotid foramen (canal) | foramen for internal carotid artery |
jugular foramen | foramen for jugular vein and cranial nerves IX, X, and XI |
stylomastoid foramen | opening for an artery and cranial nerve VII |
internal audiory meatus | opening for cranial nerve VIII |
fissure | narrow slit or cleft in a bone used as an opening for blood vessels and nerves |
foramen | opening or hole used as an opening for blood vessels and nerves |
fossa | shallow depression used as a muscle attachment or articulation (joint) |
meatus | tube-like passageway or opening used as a passageway or canal for blood vessels and nerves |
condyle | smooth, rounded articular process used for articulation |
ramus | a small branch used for articulation |
spine | pointed process used for articulation |