Pterygoid bone are thin plates of bones situated on either side of the posterior nares located over the perpendicular parts of the palatine bones

Palatine bones of Ox are situated on either side of the posterior nares and each consists of a horizontal and perpendicular (vertical) part.

Maxilla bone of Ox is the largest bone of the upper jaw and carries the upper cheek tooth. It is situated on the lateral aspect of the face.

Nasal bone of ox are elongated curved plates situated in front of the frontals and form the greater part of the roof of the nasal cavity

The face is more extensive than the cranium in most of the domestic animals. Some of these bones involved in the formation of nasal cavity

he cranial cavity encloses the brain with its membranes and blood vessels. The dorsal wall or roof is formed by the body of frontal bone

Temporal bone form part of the lateral walls of the cranium. Each consists of squamous and petrous parts, which are fused completely at birth

Ethmoid bone is a single bone situated in front of the presphenoid and has a cribriform plate, a perpendicular part and two lateral masses