The maxillary sinus, frontal sinus, ethmoid sinus, and sphenoid sinus are air cavities found in the bones surrounding the nasal cavity. All of these connect to the nasal cavity. The maxillary sinus in particular is a common site for sinusitis. [Kazuyo Shimai] [Reference] |©Shogakukan "> Locating the Sinuses Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend |
鼻腔を囲む周囲の骨内にみられる空気の腔所で、上顎洞(じょうがくどう)、前頭洞、篩骨洞(しこつどう)、蝶形骨洞(ちょうけいこつどう)がある。これらはいずれも鼻腔に通じている。とくに上顎洞は副鼻腔炎をおこす箇所となる。 [嶋井和世] [参照項目] |©Shogakukan"> 副鼻腔の位置 出典 小学館 日本大百科全書(ニッポニカ)日本大百科全書(ニッポニカ)について 情報 | 凡例 |
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