Last Updated：2025/11/26
Many arthropods rely on an open circulatory system to distribute nutrients throughout their bodies, using heart contractions and body movements rather than veins.
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Many arthropods rely on an open circulatory system to distribute nutrients throughout their bodies, using heart contractions and body movements rather than veins.
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多くの節足動物は、心臓の収縮と筋肉の動きによって主に駆動され、静脈を持たない循環で体内に栄養を分配する開放血管系に頼っている。
