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 [...]
In this article we will discuss about the meaning, parts and surfaces of frontal bone which belongs to human skull. Meaning and Parts of Frontal Bone: This is a membrane bone, forms forehead and lodges frontal air sinus, i.e., pneumatic bone. Parts: Three parts are: 1. Squamous part 2. Orbital plates are on either side 3. Nasal part. I. Squamous [...]
In this article we will discuss about:- 1. Anatomical Structure and Surfaces of Parietal Bones 2. Angles of the Parietal Bones 3. Parts. Anatomical Structure and Surfaces of Parietal Bones: There are two parietal bones present on the top of skull, develops from membrane. Each bone comes in contact - to all the lobes of cerebral hemisphere. It has two [...]