What structures make up outer ear?

The outer ear is made up of cartilage and skin. There are three different parts to the outer ear; the tragus, helix and the lobule. The ear canal starts at the outer ear and ends at the ear drum.

What two structures make up the outer ear?

The outer ear consists of the visible portion on the side of the head, known as the pinna [1], and the external auditory canal (ear canal) [2].

What are the three major structures that compose the ear?

As noted earlier, the ear is composed of external, middle (tympanic) (malleus, incus, and stapes), and inner (labyrinth) (semicircular canals, vestibule, cochlea) portions. See the video below.

What is the composition of ear?

Structure. The human ear consists of three parts—the outer ear, middle ear and inner ear. The ear canal of the outer ear is separated from the air-filled tympanic cavity of the middle ear by the eardrum.

What structures are in the outer ear?

The most visible part of the human ear is the external part, called the outer ear, which is fully developed at birth. The structures that make up the outer ear are the auricle or pinna, the ear canal and the lobule.

What structure is between the outer and middle ear?

The middle ear lies between the outer ear and the inner ear. It consists of an air-filled cavity called the tympanic cavity and includes the three ossicles and their attaching ligaments; the auditory tube; and the round and oval windows.

What are the structures of the inner ear?

Inner ear, also called labyrinth of the 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 semicircular canals, and the cochlea. Within the bony labyrinth is a membranous labyrinth,…

What is the anatomical structure of the ear?

The anatomy of the ear consists of the outer, middle, and inner ear. The shape and form of the outer ear help direct sounds to the eardrum. The middle ear contains the three small bones that pass along the vibrations reaching the eardrum to the inner ear.