Connection lost. Please refresh the page.
立即注册 并领取你的科纳博Kenhub学习指南！
外耳
学习目标
本学习单元将会帮助你：
- 识别外耳的主要结构。
- 辨认外耳外在和内在的肌肉。
- 掌握外耳的血管、神经支配以及功能。
浏览图谱
外耳由两个主要部分组成：耳廓和外耳道。耳廓由弹性纤维软骨板构成，外覆皮肤，呈漏斗状，有多个凹陷和隆起，帮助将外界声波收集并传导至外耳道。外耳道是一部分软骨性、部分骨性的管道，起自耳廓最深部，止于鼓膜，内衬皮肤，含有毛发和耵聍腺，分泌蜡状物质即耵聍。鼓膜（耳膜）是外耳与中耳的分界，其主要功能是将外耳道的声波传至中耳的听小骨。
:watermark(/images/watermark_5000_10percent.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/overview_image/498/0Q4UOqkBBfbonmHDFHa2A_external-ear-coronal-section_cn.jpg){kind=logo}
:watermark(/images/watermark_5000_10percent.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/overview_image/2415/WHivKNvAKFcCeSP5nvHQ_external-ear-lateral-view_cn.jpg){kind=logo}
现在你可以通过我们的图集更详细地观察每个结构。
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/auricula/ea1KvnaE62dnH4eCr2MOQ_Auricula_01.png "耳廓 (Auricle of ear)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/meatus-acusticus-externus-2/cNYVakPkJkzvw8J3mO7HA_Meatus_acusticus_externus_01.png "外耳道 (External acoustic meatus)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/membrana-tympanica/N93HFvJfxI7Xw4f00QpfzQ_Membrana_tympanica_01.png "鼓膜 (Tympanic membrane)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/os-temporale-5/mrZmryxG1DPjWaTvoLHTVw_Os_temporale_01.png "颞骨 (Temporal bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/musculus-auricularis-superior/Fr59yyoQGwNjsE11DhTg_Auricularis_superior_muscle_01.png "耳上肌 (Auricularis superior muscle)；图像：Yousun Koh"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/musculus-auricularis-posterior/YLJGBaGHFhDjpHHBLyA3Q_Auricularis_posterior_muscle_01.png "耳后肌 (Auricularis posterior muscle)；图像：Yousun Koh"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/musculus-auricularis-anterior/dXGetVrXdndO65RpGUBAg_Auricularis_anterior_muscle_01.png "耳前肌 (Auricularis anterior muscle)；图像：Yousun Koh"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/concha-of-auricle/E9jJJlhoo5Rk8frLZWtUYA_Concha.png "耳甲 (Concha of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/cymba-of-concha/wGUSX2BPJTIu9kjSulz1ng_Concha_cymba.png "耳甲艇 (Cymba of concha)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/cavity-of-concha/GEzVu6focEhVevNeI3WKg_Concha_cavum.png "耳甲腔 (Cavity of concha)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/helix-of-auricle/6cukw0IkYFhB6nrcm4iFUQ_Helix.png "耳轮 (Helix of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/crus-of-helix/kMdKIXEAhdWY5RHn8BbB2Q_Crus_of_helix.png "耳轮脚 (Crus of helix)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/tail-of-helix/X6rvkDS5NQ75whNFpcC8w_Tail_of_helix.png "耳轮尾 (Tail of helix)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/antihelix-of-auricle/THZbKz2RZNIAX6K3UydQ_Antihelix.png "对耳轮 (Antihelix of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/triangular-fossa-of-antihelix/C9WOr9VS7Xu3MwbDkhXmg_Triangular_fossa.png "对耳轮三角窝 (Triangular fossa of antihelix)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/crura-of-antihelix/bAD9AQkQ1IM0GzL75GYw_Crura_antihelix.png "对耳轮脚 (Crura of antihelix)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/anterior-crus-of-antihelix/s4g4CorzE89dhzy8k0aS4A_Inferior_crus_antihelix.png "对耳轮前脚 (Anterior crus of antihelix)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/posterior-crus-of-antihelix/aPW4iJwPt0T3iMl80KaUg_Superior_crus_antihelix.png "对耳轮后脚 (Posterior crus of antihelix)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/scaphoid-fossa-of-auricle/UL2QfCTBamKeReNkAVSoQ_Scapha.png "耳舟 (Scaphoid fossa of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/posterior-auricular-groove/CbUseVmmk8fzKnzaHYyWGg_Poterior_auricular_groove.png "耳后沟 (Posterior auricular groove)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/tragus-of-auricle/m4fZxS4TrcwroNxmWGmaQ_Tragus.png "耳屏 (Tragus of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/antitragus-of-auricle/Ndxekc1G2ECenhYoSixQaA_Antitragus.png "对耳屏 (Antitragus of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/intertragic-incisure/GVVQG6Tcevv2ddIBs2lvQ_Incisura_intertragica.png "耳屏间切迹 (Intertragic incisure of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/supratragic-tubercle/XaAiA7rbsVqSQ2i8AYxQ_Supratragic_tubercle.png "耳屏上结节 (Supratragic tubercle of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/lobule-of-auricle/09a9hKcgPnz1AUVbESw_Lobule.png "耳垂 (Lobule of auricle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/supratragic-notch/MQkjhWo34m1HbYkmibeg_Supratragic-notch.png "耳廓耳屏上切迹 (Supratragic notch of auricle)；图像：Paul Kim"){kind=logo}
耳廓
Auricle of ear
1/26
同义词：
耳郭
进行测验
学习上述图谱后，请通过我们的测验来检验你的知识。
小结
| 分部 | 耳廓、外耳道、鼓膜 |
| 肌肉 |
耳外肌：耳上肌、耳前肌、耳后肌 耳内肌：耳屏肌、对耳屏肌、耳廓斜肌、耳廓横肌、耳轮大肌、耳轮小肌 |
| 血供 | 耳后动脉、颞浅动脉耳前支、枕动脉小支、耳深动脉（上颌动脉分支）和鼓室下动脉（咽升动脉分支） |
| 神经支配 | 耳大神经、耳颞神经（下颌神经CN V3分支） |
| 功能 | 将声波传导至中耳 |
立即注册 并领取你的科纳博Kenhub学习指南！
×
扫描二维码关注我们的公众号
