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A&P Body Cavities
Question | Answer |
---|---|
Dorsal Body Cavity | Set of body cavities that include the cranial and vertebral cavities |
Ventral Body Cavity | Set of body cavities that include the thoracic, abdominal, and pelvic cavities |
Viscera | The internal organs in a cavity |
Visceral Layer | Inner layer of a cavity's membrane, often making up the surface of an organ itself |
Parietal Layer | Outer layer of a cavity's membrane |
Cranial Cavity | Dorsal body cavity that houses the brain |
Vertebral Cavity | Dorsal body cavity that encloses spinal cord |
Meninges | Membrane that lines the dorsal body cavities |
Diaphragm | Muscle that separates the thoracic and abdominal cavities |
Mediastinum | Thick wall that divides the thoracic cavity, houses the heart and the great vessels, esophagus, trachea, bronchi, and the thymus |
Pericardium | Two-layered membrane that surrounds the heart |
Visceral Pericardium | Inner layer of the pericardium that forms the heart itself |
Parietal Pericardium | Outer layer of the pericardium |
Pericardial Cavity | Space in between the two pericardium layers |
Pericardial fluid | Fluid in the pericardial cavity that lubricates the two layers of the pericardium |
Pleura | Two-layered membrane that surrounds the lungs |
Visceral Pleura | Inner layer of the pleura that forms the lungs themselves |
Parietal Pleura | Outer layer of the pleura |
Pleural cavity | Space in between the two pleura layers |
Pleural Fluid | Fluid in the pleural cavity that lubricates the two layers of the pleura |
Peritoneum | Two-layered membrane contained in the abdominopelvic cavity |
Visceral Peritoneum | Inner layer of the peritoneum |
Parietal Peritoneum | Outer layer of the peritoneum |
Mesentery | Visceral peritoneum that anchors and suspends viscera |
Serosa | Visceral peritoneum that enfolds and covers the surface of organs |