Os frontale

Last edit by Alaric Steinmetz on

Synonyms: Stirnbein, Frontal bone

The Os frontale is part of the neurocranium and forms the forehead and contains the frontal sinus.

Anatomy

The Os frontale is separated from the Os parietale by the coronal suture.

Figure

Frontal view of the skull
Frontal view of a human skull. Illustration adapted from Gray's Anatomy, Figure 190.

Lateral view of the skull
Lateral view of the human skull. Illustration adapted from Gray's Anatomy, Figure 188.

External surface of the frontal bone
Schematic illustration of the external surface of the frontal bone. Figure adapted from Gray's Anatomy, Figure 134.

Internal surface of the frontal bone
Schematic illustration of the internal surface of the frontal bone. Figure adapted from Gray's Anatomy, Figure 135.

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