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. |
| either one of the seventh pair of cranial nerves composed of motor fibers that control muscles of the face except those used in chewing |
| dura mater (ˈdjʊərə ˈmeɪtə) | |
| —n | |
| See also meninges Often shortened to: dura the outermost and toughest of the three membranes covering the brain and spinal cord | |
| [C15: from Medieval Latin, hard mother] | |
dura mater dura ma·ter (mā'tər, mä-)
n.
The tough fibrous membrane covering the brain and the spinal cord and lining the inner surface of the skull. Also called dura , pachymeninx.
dura mater (d r'ə mā'tər, mä'-) Pronunciation Key
The tough fibrous membrane covering the brain and the spinal cord and lining the inner surface of the skull. It is the outermost of the three membranes (meninges) that surround the central nervous system, overlying the arachnoid and pia mater. |