Coelomic

Holothuroidea - Anatomy - Circulatory Systems
... the respiratory trees, although they contact them only indirectly, via the coelomic fluid ... Indeed, the blood itself is essentially identical with the coelomic fluid that bathes the organs directly, and also fills the water vascular system ... As a result, in many (though not all) species, both the blood and the coelomic fluid are red in colour ...

Body Cavity - Coelom
... Mammalian embryos develop two coelomic cavities the intraembryonic coelom and the extraembryonic coelom (or chorionic cavity) ... persists in the mammal at term, which is why its name is often contracted to simply coelomic cavity ... Subdividing the coelomic cavity into compartments, for example, the pericardial cavity / pericardium, where the heart develops, simplifies discussion of the anatomies of complex animals ...

Coelomic Epithelium
... Coelomic epithelium refers to the epithelium that lines the surface of the body wall and abdominal organs ... source of various types of ovarian cancer, primary peritoneal serous cancer and endometriosis (coelomic metaplasia) ...

Sipuncula - Anatomy - Circulation
... The coelomic interstitial fluid contains five types of coelomic cells haemocytes, granulocytes, large multinuclear cells, ciliated urns and immature cells ... funnel, or nephrostome, opens into the coelomic cavity at the anterior end, close to the nephridiopore ...