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词汇 Pharyngotympanic tube
分类 英语词汇 英语翻译词典
释义

Pharyngotympanic tube

中文百科

耳咽管 Eustachian tube

(重定向自Pharyngotympanic tube)

耳咽管或称听管、咽鼓管、欧氏管(Eustachian tube,E-tube or auditory tube),是连接咽喉和中耳的管道,在解剖学上属于中耳。成人的耳咽管约3.5厘米长。耳咽管可以维持中耳和外界压强的平衡,但有时细菌也得以进入中耳,造成中耳炎。

耳咽管是由十六世纪解剖学家Bartolomeo Eustachi发现的,因此也叫欧氏管。

英语百科

Eustachian tube 耳咽管

(重定向自Pharyngotympanic tube)
Upper respiratory system, showing entrance to auditory tube near middle.

The Eustachian tube /juːˌst.ʃənˈtjuːb/, also known as the auditory tube or pharyngotympanic tube, is a tube that links the nasopharynx to the middle ear. It is a part of the middle ear. In adult humans the Eustachian tube is approximately 35 mm (1.4 in) long and 3 mm (0.12 in) in diameter. It is named after the sixteenth-century anatomist Bartolomeo Eustachi.

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