Cavities Membranes 1 6 Organization of the Human

Cavities & Membranes

1. 6: Organization of the Human Body Cranial Cavity Vertebral Canal

1. 6: Organization of the Human Body Thoracic Cavity Abdominopelvic Cavity Diaphragm Mediastinum Pulmonary Cavity Abdominal Cavity Pelvic Cavity

Thoracic & Abdominal Serous Membranes • Visceral layer – covers an organ • Parietal layer – lines a cavity or body wall Thoracic Membranes • Visceral pleura • Parietal pleura • Visceral pericardium • Parietal pericardium Abdominopelvic Membranes • Parietal peritoneum • Visceral peritoneum 4

Serous Membranes Copyright © The Mc. Graw-Hill Companies, Inc. Permission required for reproduction or display. Vertebra Spinal cord Plane of section Vertebra Mediastinum Azygos v. Left lung Esophagus Right lung Rib Right atrium of heart Left ventricle of heart Right ventricle of heart Visceral pleura Visceral pericardium Pleural cavity Sternum Left kidney Aorta Parietal pleura Right kidney Anterior Inferior vena cava Pancreas Spleen Small intestine Large intestine Rib Liver Gallbladder Duodenum Costal cartilage Visceral peritoneum Stomach Pericardial cavity Peritoneal cavity Parietal pericardium Parietal peritoneum Anterior Fibrous pericardium 5

Pleural Membranes Parietal pleura Visceral pleura Pleural cavity

Pericardium Visceral pericardium Parietal pericardium Pericardial cavity

Peritoneum Lesser omentum Visceral peritoneum Parietal peritoneum Mesentery of small intestine Peritoneal cavity Greater omentum Peritoneum