| Letter |
Structure |
| A |
Cochlea |
| B |
Vestibular
nerve |
| C |
Oval
Window |
| D |
Semicircular
canal |
| E |
Membraneous
labyrinth |
| F |
Cochlear
nerve |
| G |
Round
window |
| H |
Tympanic
Membrane |
| I |
Malleus |
| J |
Incus |
| K |
Semicircular
Canals |
| L |
Membraneous
Labyrinth |
| M |
Stapes |
| N |
Vestibular
Nerve |
| O |
Cochlear
Nerve |
