Previous Figure Next Figure Orbital plate of frontal bone Optic canal Lesser wing of sphenoid Anterior clinoid process Foramen rotundum Posterior clinoid process Foramen ovale Groove for middle meningeal artery. Foramen spinosum Foramen lacerum Internal auditory meatus Jugular foramen Groove for sinus sigmoid Groove for transverse sinus Hypoglossal canal Previous Image Next Image
Figure 22.5B Internal view of skull.

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Lesser wing of sphenoid

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