OS ETHMOIDALE Lamina perpendicularis mediana crista galli Lamina

OS ETHMOIDALE Lamina perpendicularis ( mediana ) crista galli Lamina cribrosa – fossa ethmoidalis Lamina tectoria Lamina basalis Lamina orbitalis ethmoturbinale ectoturbinalia endoturbinalia Endoturbinale I = Concha nasalis dorsalis Endoturbinale II = Concha nasalis media

OS SPHENOIDALE OS PRESPHENOIDALE OS BASISPHENOIDALE

Os presphenoidale - Ala orbitalis - Corpus for. ethmoidale for. opticum fissura orbitalis for. rotundum for. alare orale ( for. Alare rostrale ) for. Orbitorotundum ( rum ) sulcus chiasmatis sinus sphenoidalis canalis opticus ( car , k. rum hariç ) crista transversa synchondrosis intersphenoidale

Os basisphenoidale - Ala temporalis - Corpus for. alare ovale aborale ( for. alare caudale ) ( rum , car ) sella turcica fossa hypophysialis dorsum sellae Proc. pterygoideus canalis alaris ( eq , car ) Fossa cranii nasalis crista transversa Fossa cranii media crista sphenooccipitalis Fossa cranii caudalis

OS TEMPORALE PARS SQUAMOSA PARS PETROSA PARS TYMPANICA

Pars squamosa ( squama temporalis ) facies temporalis proc. zygomaticus fossa mandibullaris facies articularis tuberculum articulare Proc. retroarticularis for. retroarticulare facies cerebralis

Pars petrosa facies medialis porus acusticus internus meatus acusticus internus fundus meatus acusticus internus Area Vestibularis Superior Area ni facialis Crista transversa proc. Mastoideus proc. Styloideus for. stylomastoideum Area Vestibularis inferior Area cochlea

Pars tympanica bulla tympanica cavum tympani meatus acusticus externus porus acusticus externus proc. muscularis

OS PTERYGOIDEUM Hamulus pterygoideus VOMER Sulcus septalis Crista vomeris Ala vomeris