3D Osteology
All visual materials are sourced directly from the app 3D Osteology
The groove for the marginal sinus is a groove that extends along the inferior margin of the foramen magnum. (8,11)
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The groove for the marginal sinus is a groove that extends along the inferior margin of the foramen magnum. (8,11)
The groove for occipital sinus is a groove along the internal occipital crest. It extends from the internal occipital protuberance to the foramen magnum. (1,8,10)
The groove for transverse sinus is a groove that runs horizontally on either side of the horizontal divisions of the Cruciform eminence. (1,8)
The internal occipital crest is the lower division of the cruciate eminence. (1,8)
Internal occipital protuberance: The internal occipital protuberance is a rounded elevation positioned in the middle of the cruciform eminence (1,8)