Skull Bone Foramena

Skull Bone Foramena

1. on mandible

   • Mental foramen
     • mental n.
   • Mandibular foramen
     • inf. alveolar a. + n.

2. Ethmoid bone

   • cecum
   • around christa gali
   • cribriform plate
     • Olfactory n. CN I

3. Sphenoid bone

   • Orbital foramen
   • Rotundome
     • Maxillary n.
   • Foramen Ovalea
     • Mandibular n.
     • accessory manengial n
     • lesser ptrosal n.
   • Spinosum
     • Meddile meningeal a. + v.
   • sup orbital fissure
     • sup opthalmic v.
     • Lacrimal n.
     • Frontal n.
     • Trochlear n. (CN IV)
     • Oclumotor n.(CN III)
   • inf orbital fissure
     • Oclumotor n. (CN III)
     • Abducent n (CN VI)
     • Nasocillary n.
     • inf opthalmic v.
   • orbital canal
     • Optical n.
     • opthalmic a.

4. Temporal bone

   • Foramen lacerum
     • "Covered with cartilage" -greater ptrosall n.
   • Carotid canal
     • " Cover by membrane" -carotid a.
   • Jugular foramen
     • int. jugular v.
     • vagus n.

5. parietal bone

   • supf. ascpect: parietal foramen
     • emissary vein
       • Clincal significance:Spread of infection from the scalp to inside the skull
   • Groof for branches of meddile meningeal a.
   • pits for arachnoid granulation

6. on maxilla

   • incisive fossaon hard palate
     • sphenopalatine n.
   • Soft palate
     • greater palatine foramen
       • greater palatine n.
     • lesser palatine foramina
       • lesser palatine n.

Images and files in the map