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Pericardium |
Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson | 0.07 sec. |
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pericardium /peri·car·di·um/ (-kahr´de-um) the fibroserous sac enclosing the heart and the roots of the great vessels.pericar´dial adherent pericardium one abnormally connected with the heart by dense fibrous tissue.
Pericardium The pericardium is the thin, sac-like membrane that surrounds the heart. It has two layers: the serous pericardium and the fibrous pericardium. pericardium (per´ikärdē n a fibroserous sac that surrounds the heart and the roots of the great vessels. pericardium the fibroserous sac enclosing the heart and the roots of the great vessels, composed of external (fibrous) and internal (serous) layers. See also pericardial. adherent pericardium one abnormally connected with the heart by dense fibrous tissue. congenitally absent pericardium the heart lies free in the pleural sac; recorded in dogs. fibrous pericardium the external layer of the pericardium, consisting of dense fibrous tissue. parietal pericardium the parietal layer of the serous pericardium, which is in contact with the fibrous pericardium. serous pericardium the inner, serous portion of pericardium, consisting of two layers, visceral and parietal; the space between the layers is the pericardial cavity. visceral pericardium the inner layer of the serous pericardium, which is intimately attached to the heart and roots of the great vessels. Called also epicardium. |
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