Dec 1, 2025 · Anatomically, the ear has three distinguishable parts: the outer, middle, and inner ear. Learn about the anatomy and physiology of the human ear in this article.

Dec 1, 2025 · Human ear - Anatomy, Hearing, Balance: The most-striking differences between the human ear and the ears of other mammals are in the structure of the outermost part, the …

Inner ear, part of the ear that contains organs of the senses of hearing and equilibrium. The bony labyrinth, a cavity in the temporal bone, is divided into three sections: the vestibule, the …

Dec 1, 2025 · Human ear - Hearing, Anatomy, Physiology: Hearing is the process by which the ear transforms sound vibrations in the external environment into nerve impulses that are …

Dec 1, 2025 · Human ear - Cochlea, Hearing, Balance: The cochlea contains the sensory organ of hearing. It bears a striking resemblance to the shell of a snail and in fact takes its name from …

It collects sound waves and sends them into a curved passageway called the ear canal. The ear canal leads to the eardrum, which separates the outer ear from the middle ear.

Dec 1, 2025 · Human ear - Endolymph, Perilymph, Hearing: The perilymph, which fills the space within the bony labyrinth surrounding the membranous labyrinth, is similar, but not identical, in …

Dec 1, 2025 · The auricle, the visible portion of the outer ear, collects sound waves and, with the concha, the cavity at the entrance to the external auditory canal, helps to funnel sound into the …

The cupula is displaced by water movement, thus bending the hairs beneath it, resulting in activity in the nerve. In the inner ear of higher vertebrates there are three variants of this basic design, …

The outer ear directs sound vibrations through the auditory canal to the eardrum, which is stretched across the end of the auditory canal and which transmits sound vibrations to the …