| pleuroperitoneal | <anatomy> Of or pertaining to the pleural and peritoneal membranes or cavities, or to the pleuroperitoneum. Source: Websters Dictionary (01 Mar 1998) |
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| pleuroperitoneal canal | The communication between the embryonic pleural and peritoneal cavities. (05 Mar 2000) |
| pleuroperitoneal cavity | That part of the embryonic celom later partitioned to give rise to the pleural and peritoneal cavity's. (05 Mar 2000) |
| pleuroperitoneal fold | A tissue fold jutting into the caudal portion of the embryonic pericardioperitoneal canal; it develops into the dorsal portion of the definitive diaphragm and is formed by the lungs growing caudally and the liver expanding cranially. Synonym: pleuroperitoneal membrane. (05 Mar 2000) |
| pleuroperitoneal foramen | <anatomy> A median pit on the dorsum of the posterior part of the tongue, from which the limbs of a V-shaped furrow run forward and outward; it is the site of origin of the thyroid gland and subsequent thyroglossal duct in the embryo. Synonym: foramen caecum linguae, blind foramen of the tongue, caecal foramen of the tongue, Morgagni's foramen, pleuroperitoneal foramen. (05 Mar 2000) |
| pleuroperitoneal hiatus | An opening through the diaphragm, connecting pleural and peritoneal cavities, usually the result of defective development of the pleuroperitoneal membrane in the embryo; if the defect is extensive there may be herniation of digestive organs into the pleural cavity. See: diaphragmatic hernia. Synonym: Bochdalek's foramen. (05 Mar 2000) |
| pleuroperitoneal membrane | A tissue fold jutting into the caudal portion of the embryonic pericardioperitoneal canal; it develops into the dorsal portion of the definitive diaphragm and is formed by the lungs growing caudally and the liver expanding cranially. Synonym: pleuroperitoneal membrane. (05 Mar 2000) |