Anatomy & Physiology Occipital bone

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6 Terms

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Occipital bone

cranial bone located posteriorly contains the posterior cranial fossa

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foramen magnum

a large hole at the base of the occipital bone where the spinal cord passes through

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Occipital Condyles

Anterior & lateral to the foramen magnum, forming the atlanto-occipital joint with the first atlas vertebrae

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Hypoglossal canal

a passageway at the anterolateral edge of each condyle which a cranial nerve passes through

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superior &inferior nuchal lines.

2 prominent horizontal ridges on the occipital bone’s posterior surface

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external occipital protuberance

a bump on the exact midline of the superior nuchal line