choana ['kəuənə]

choana的基本解释

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鼻后孔, 后鼻孔

与choana相关的网络例句 [注：此内容来源于网络，仅供参考]

Results: The lesion located in the left choana region and left sphenoidal sinus of this case involved the left pharyngeal mucous space, left infratemporal fossa and its adjacent bone structure. CT showed that the rhinoscleroma in granulomatous stage was a soft mass which was irregular in shape, with a well-defined margin, inhomogeneous density and bone destruction. MRI showed heterogeneous hyperintensity on T1WI and isointensity on T2WI with an intermediate heterogeneous enhancement.

结果：病变起源于左侧后鼻孔及左侧蝶窦区，累及左侧咽粘膜间隙、左侧颞下窝及邻近骨质；结合本病例及文献复习，肉芽肿期鼻硬结病CT表现为不规则软组织肿块，轮廓清楚，密度不均匀，可见骨质破坏，残存骨质呈硬化改变；MRI表现为T1WI高信号T2WI等信号影，信号不均匀，增强后中度不均匀强化。

与choana相关的网络解释 [注：此内容来源于网络，仅供参考]

choana：内鼻孔

(一)内鼻孔亚纲(Choanichthyes)本亚纲鱼类的口腔内具有内鼻孔(choana);有 原鳍型的偶鳍,即偶鳍有发达的肉质基部,鳍内有分节的基鳍骨支持,外被鳞片,呈肉叶状 或鞭状,故又称肉鳍亚纲(Sarcopterygii).肠内有螺旋瓣.共有 2 总目.

choana：后鼻孔

chloruria 氯尿 | choana 后鼻孔 | chocolate cyst 巧克力样囊肿

choana：内鼻孔,后鼻孔

chlorotic 萎黄病的,褪绿病的 | choana 内鼻孔,后鼻孔 | Choanichthyes 内鼻鱼亚纲

choana：漏斗后鼻孔

chlorylene | 三氯乙烯 | choana | 漏斗后鼻孔 | choanate | 内鼻孔鱼

primitive choana：原始后鼻孔

唇龈沟 labiogingival groove | 原始后鼻孔 primitive choana | 犁鼻器 vomeronasal organ