Pericardium-pleura-peritoneum
What are pericardium, pleura and peritoneum?
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Pleura are the membrane which covers the lungs and the internal wall of the chest; pericardium is the membrane which covers the heart; peritoneum is the membrane which covers most organs of the gastrointestinal tract and portion of the abdominal cavity. All such membranes delimit the coeloms (that is, internal cavities).
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