it is the smallest ossicle and also the smallest bone in the human body . inner ear it comprises two parts: bony labyrinth membranous labyrinth bony labyrinth the bony labyrinth comprises a vestibule, three semi-circular canals, and spirally coiled cochlea. it is filled with perilymph. ...
Overview of the bony and membranous structures of the labyrinth. Cochlea 1/8 Synonyms: none The cochlea is a component of the labyrinth of the internal ear that is responsible for hearing. It is a hollow, spirally coiled chamber inside the temporal bone that makes 2.75 turns around its ...
The anterior region of the petrous part forms the posterior limit of the middle cranial fossa. Its internal surface is grooved by the inferior temporal gyrus, as well as the trigeminal ganglion. The trigeminal impression is separated from another hollow posteriorly by a bony ridge. This hollow ...
The third maintains horizontal balance, as when the head or body rotates. The cochlea is the organ of hearing. The cochlea consists of a bony, snail-like shell that contains three separate fluid-filled ducts or canals. The middle canal contains the basilar membrane, which holds the organ ...