Parietal bones

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.

External surface of parietal bone with the terminology markup

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

Inner surface of parietal bone with the terminology markup

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

Front view of parietal bones with the terminology markup

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