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骨迷路

骨迷路
右耳骨迷路的侧面
右耳骨迷路内部
标识字符
拉丁文Labyrinthus osseus
TA2692
FMAFMA:60179
格雷氏p.1047
解剖學術語

骨迷路(英文:Bony labyrinth 或 osseous labyrinth),又称耳囊(otic capsule),是指内耳外部坚硬的骨质外壳,属于颞骨的一部分[1][2]。骨迷路由三个部分组成:耳前庭半规管耳蜗[3];特别的,耳前庭和半规管构成了前庭系统[4][5]。这些部分是骨中的空心部分,由骨膜支护,其中包含膜迷路[3]

骨迷路内含有液体,外淋巴存在于骨迷路和膜迷路之间、起保护作用,而内淋巴存在于膜迷路内。

临床

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耳硬化症(成人听觉丧失的主因之一)中,基本都是骨迷路受到影响,而在正常情况下,这部分区域在成年后是不会再变形的[6]

参见

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参考资料

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  1. ^ Medical Definition of BONY LABYRINTH. www.merriam-webster.com. [2021-02-27] (英语). 
  2. ^ Osseous labyrinth. 明尼苏达大学. [2021-02-27]. (原始内容存档于2019-12-20) (英语). 
  3. ^ 3.0 3.1 Bony Labyrinth - an overview. Science Direct. [2021-02-27] (英语). 
  4. ^ Vestibular system. Encyclopedia Britannica. [2021-02-28]. (原始内容存档于2020-10-26) (英语). 
  5. ^ Chapter 7E: Vestibular Systems. 达特茅斯学院. [2021-02-28]. (原始内容存档于2020-02-19) (英语). 
  6. ^ Bhuta, Sandeep. Otosclerosis | Radiology Reference Article | Radiopaedia.org. Radiopaedia. [2021-02-27]. (原始内容存档于2021-10-22) (美国英语). 
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骨迷路
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