Question

cavity between body and interial organs is called as body ...........

Answer 1

circulatory systems. In circulatory system: General features ofcirculation. …a fluid-filled cavity,called the pseudocoelom, that arises from an embryonic cavity and contains the internal organs free within it. All other eumetazoans have a body cavity, the coelom, which originates as a cavity in the embryonic mesoderm

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