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Definition of Pericardial cavity
1. Noun. The space between the layers of the pericardium that contains fluid that lubricates the membrane surfaces and allows easy heart movement.
Medical Definition of Pericardial cavity
1. The potential space between the parietal and the visceral layers of the serous pericardium, in the embryo, that part of the primary celom containing the heart; originally it is in open communication with the pericardioperitoneal cavity's and indirectly, through them, with the peritoneal part of the celom. Synonym: cavitas pericardialis, cavum pericardii. (05 Mar 2000)
Lexicographical Neighbors of Pericardial Cavity
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