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Parietal bone


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Os parietale ex situ Os parietale in situ
Os parietale dxt. ex situ & in situ.
Parietal bone connects with surrounding bones via complex-shaped sutura serrata except for the flat-shaped contact surface with temporal bone, so-called sutura squamosa.

Icon of crossfade image External surface of parietal bone with the terminology markup
External surface of parietal bone
External surface of the right pareital bone.
The list of terms: Margo sagittalis – Sagittal border
Margo frontalis – Frontal border
Margo squamosus – Squamous border
Margo occipitalis – Occipital border
Angulus occipitalis – Occipital angle
Angulus frontalis – Frontal angle
Angulus sphenoidalis – Sphenoid angle
Angulus mastoideus – Mastoid angle
Foramen parietale – Parietal foramen
Linea temporalis superior – Superior temporal line
Linea temporalis inferior – Inferior temporal line

Icon of crossfade image Inner surface of parietal bone with the terminology markup
Inner surface of parietal bone
Inner surface of the right parietal bone.
The list of terms: Margo sagittalis – Sagittal border
Margo frontalis – Frontal border
Margo squamosus – Squamous border
Margo occipitalis – Occipital border
Angulus occipitalis – Occipital angle
Angulus frontalis – Frontal angle
Angulus sphenoidalis – Sphenoid angle
Angulus mastoideus – Mastoid angle
Foramen parietale – Parietal foramen
Sulcus sinus sagittalis superior – Groove for superior sagittal sinus
Sulcus a. meningeae mediae – Groove for middle meningeal artery
Sulcus sinus sigmoidei – Groove for sigmoid sinus

Icon of crossfade image Front view of parietal bones with the terminology markup
Front view of parietal bones
Anterior aspect of two parietal bones with some distance between them.
The list of terms: Tuber parietale – Parietal tuber
Sulcus sinus sagittalis superior – Groove for superior sagittal sinus
Sulcus sinus sigmoidei – Groove for sigmoid sinus

Right and left parietal bone in situ & ex situ. 360° rotation.
First published: Aug/2019
Last update: 11/Nov/2020