Along the internal surface of the
occipital bone
The occipital bone () is a cranial dermal bone and the main bone of the occiput (back and lower part of the skull). It is trapezoidal in shape and curved on itself like a shallow dish. The occipital bone overlies the occipital lobes of the c ...
, at the point of intersection of the four divisions of the
cruciform eminence
The cruciform eminence (or cruciate eminence) divides the deeply concave internal surface of the occipital bone into four fossae:
* The upper two fossae are called the cerebral fossae, are triangular and lodge the occipital lobes of the cerebrum. ...
, is the internal occipital protuberance. Running transversely on either side is a
groove for the
transverse sinus.
Additional images
See also
*
External occipital protuberance
Near the middle of the squamous part of occipital bone is the external occipital protuberance, the highest point of which is referred to as the inion. The inion is the most prominent projection of the protuberance which is located at the posterioi ...
References
External links
*
Diagram at uni-mainz.de
Bones of the head and neck
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