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Skull Anatomy

Axial Bones :


Ethmoid Bone :



Sphenoid Bone :

Temporal Bone:


Facial cranium :

Inferior nasal bone and palatine bone :


Vomer:

Mandible :


Hyoid Bone :

The superior aspect of skull:


The posterior aspect of skull:


The internal surface of the base of skull:


Anterior and Middle Cranial fossa


Posterior cranial fossa:


The external surface of the base of skull:



Lateral view of skull:

Bone nasal cavity :





Paranasal Sinuses :

1)Frontal Sinus :deep to the superciliary arch, opens into the middle nasal meatua of the nasal cavity.

2)Ethmoidal Sinuses :anterior and middle groups open into
the middle nasal meatus of the nasal cavity

3)Sphennoidal Sinus :in the body of the sphenoid bone, opens into the sphenoethmoidal recess

4)Maxillary Sinus:in the body of the maxillae, opens into the middle nasal cavity.


Skull at birth and Change after birth