Today's Hours: 12:00pm - 6:00pm

Bassett Collection of Stereoscopic Images of Human Anatomy

Dissection of left ear from superior aspect

Tympanic membrane

Image #61-7


Creative Commons

Stanford holds the copyright to the David L. Bassett anatomical images and has assigned Creative Commons license Attribution-Share Alike 4.0 International to all of the images.

Creative Commons License logo

For additional information regarding use and permissions, please contact Dr. Drew Bourn at

Dissection of left ear from superior aspect
Tympanic membrane
1 . Facial nerve (VII)
2 . Capitulum of stapes
3 . Vestibule (opened)
4 . Superior pyramidal angle
5 . Vestibulocochlear nerve (vestibular part)
6 . Vestibulocochlear nerve (cochlear part)
7 . Osseous spiral lamina
8 . Modiolus: Upper pointer indicates scala vestibuli of middle turn; lower pointer indicates scala tympani of apical turn)
9 . Upper pointer: Tendon of tensor tympani muscle Lower pointer: Manubrium of malleus
10 . Major superficial petrosal nerve
11 . Minor superficial petrosal nerve
12 . Internal carotid artery within carotid canal
13 . Outer surface of auditory tube (Eustachian)
14 . Middle meningeal artery and mandibular nerve
15 . Incus
16 . Upper pointer: Incus-malleolar articulation Lower pointer: Malleus
17 . Flaccid part of tympanic membrane
18 . Anterior malleolar fold
19 . Pars tensa tympanic membrane
20 . Upper pointer: Limbus (border) of tympanic membrane Lower pointer: Jugular walls of tympanum
21 . Chorda tympani
22 . Capitulum condyloid process of mandible