Ear Model: All regions

Cochlea

Shell-shaped portion of the inner ear. Remember that the cochlea is a bony labyrinth structure that contains a membranous labyrinth structure known as the cochlear duct

Vestibule

Remember that the vestibule also contains a utricle and a saccule. These structures are membranous labyrinth structures, while the vestibule itself is a bony labyrinth structure.

Auditory Tube

Stapes

Just keep in mind that the oval window is beneath the stapes

semicircular canals

You have 3 semicircular canals: Anterior, posterior, and lateral semicircular canals. These canals are bony labyrinth structures that contain membranous labyrinth structures known as semicircular ducts. The semicircular ducts include the anterior, posterior, and lateral semicircular ducts.

Pinna

also known as the auricle

malleus

The malleus and the incus are together, but the malleus is the larger one

incus

external acoustic meatus

tympanic membrane 

Ampullae