In this article we will discuss about the parts and surfaces of temporal bones which belongs to human skull. Parts of Temporal Bone: Paired bones, situated along the lower part of the lateral wall of the cranium. It contains the hearing and vestibular organs and takes part in the formation of temparo mandibular joint. Parts of Temporal Bone: It has [...]
Ethmoid bone lies between two orbital cavities, cuboidal in shape. It takes part in the formation of orbit, anterior cranial fossa, roof, lateral wall and septum of nose. Parts: It has three parts: 1. Cribriform plate, 2. Perpendicular plate and 3. Labyrinthine part. At the time of birth bone has three pieces- median plate, right and left labyrinths. 1. Cribriform [...]
In this article we will discuss about the various parts of sphenoid bone which belongs to human skull. It resembles a bat or butterfly with outstretched wings. It takes part in the formation of orbit, middle cranial fossa, infra temporal, temporal and pterygopalatine fossae. It is a pneumatic bone - containing sphenoidal air sinus in its body. Parts of the [...]