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BONES OF THE SKULL. Bones of the Skull. Learn bone markings as described in your syllabus and in this presentation. Learn foramina and structures that pass through them. Learn articulation patterns between bones of the skull. Anterior Skull. FRONTAL BONE: Paired in fetus. Fused in adult:
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Bones of the Skull • Learn bone markings as described in your syllabus and in this presentation. • Learn foramina and structures that pass through them. • Learn articulation patterns between bones of the skull.
Anterior Skull FRONTAL BONE: • Paired in fetus. • Fused in adult: Metopic suture. • Supraorbital foramina (notches).
Anterior Skull MAXILLARY BONES: • Alveolar process. • Infraorbital foramina. ZYGOMATIC BONES NASAL BONES
Anterior Skull SPHENOID: • Greater wing SPHENOID: • Lesser wing ETHMOID LACRIMAL VOMER
Lateral Skull PARIETAL BONES: • Superior and inferior temporal lines. OCCIPITAL BONE
Lateral Skull TEMPORAL BONES: • Squamous part. • Petromastoid part. • Tympanic part: External Auditory meatus. • Mastoid process. • Styloid process.
Landmarks Nasion Pterion Inion Asterion Glabella
Sutures and Fontanelles Sutures: Sagittal. Lambdoidal. Coronal. Metopic. Fontanelles: Anterior. Posterior. Posterolateral. Anterolateral.