External ear

Auricle

External auditory meatus

Middle ear

Tympanic membrane

Malleus

Incus

Stapes

Tympanic cavity

Aditus position where the eustashian thbe enters the tympanum

Eustashian tube

Tensor tympani muscle inner ear

Oval window

Round window

Semicircular canal

Anterior

Posterior

Lateral

Vestibule

Cochlea

Cochlear branch of acoustic nerve

Internal carotid artery

Temporal bone