The cochlear nerve, also known as part of the vestibulocochlear or auditory nerve, is a sensory nerve responsible for hearing. It travels from the cochlea, a spiral-shaped structure in the inner ear, ...

A new study analyzes the peculiar cranial structure and variability of the best-known species of South American howler monkey, Alouatta seniculus, using geometric models in three dimensions and ...

An extraordinarily well-preserved skull of the Uintan brontothere genus Metarhinus, supplemented by a second, less complete specimen, permits a detailed description of the cranial anatomy, including ...

The abducens nerve is also known as the abducent or sixth cranial nerve (CN6). It controls the eye’s lateral rectus muscle, which moves the eye sideways, away from the nose. Where the pons (a band of ...

The oral cavity and oropharynx are spaces defined by both hard and soft tissue structures. The oral cavity has muscle and bony boundaries, but the pharynx is a ...

The orbit is a confined space bounded by four bony walls. Apart from the globe, orbital fat, and extraocular muscles it contains many important neurovascular structures. It is intimately related to ...

Dear Doctors: I had an episode where it felt like my left eye went out of alignment and I couldn’t focus. A brain scan was clear, but the doctor said it’s cranial nerve palsy. He says it’s from a ...