haematocoel

Japanese: haematocoel
haematocoel

…Blood from tissue spaces throughout the body collects in a large tissue space (pericardial cavity) that extends around the heart and enters the cardiac cavity through the ostium (a hole in the heart wall). The blood vessels that leave this space branch out and spread throughout the body, opening into blood sinuses (haematocoels) at their ends. Some of the blood sinuses send blood to the gills, where it flows into tissue spaces that form a fine mesh within the secondary lamellae of the gills. …

*Some of the terminology that mentions "haematocoel" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…全身の組織間隙からの血液は,心臓周囲に広がる大きな組織間隙(囲心腔)に集まり,心門(心臓壁の穴)から心臓内腔に入る。これから出る血管は分枝して全身に広がり,末端で血洞haematocoel(血液で満たされた組織間隙)に開く。血洞の一部はえらに血液を送り,えらの二次層板内に微細な網目を作って広がる組織間隙に流入する。…

※「haematocoel」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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