00:10
00:09
00:08
00:07
00:06
00:05
00:04
00:03
00:02
00:01
| the middle portion of the ear, consisting of the tympanic membrane and an air-filled chamber lined with mucous membrane, that contains the malleus, incus, and stapes. |
| the transparent anterior part of the external coat of the eye covering the iris and the pupil and continuous with the sclera |