Squamosal Border of Parietal Bone Anatomy in 3D

The "Bottom seam" of the side-skull. This seam is very thin; a fracture here often causes the "Temporal Muscle" to swell, making it impossible for the patient to open their jaw.

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Related structures

Parietal Bone Frontal Border of Parietal Bone Occipital Border of Parietal Bone Sagittal Border of Parietal Bone External Surface of Parietal Bone Frontal Angle of Parietal Bone Internal Surface of Parietal Bone Mastoid Angle of Parietal Bone