Occasionally, a small branch of the occipital artery can also pass through it.

Each foramen is located at the back part of the parietal bone, close to the upper or sagittal border.

[1] Parietal foramina tend to be symmetrical, with the same number on each side.

[1] This article incorporates text in the public domain from page 134 of the 20th edition of Gray's Anatomy (1918)

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