胸部(課前介紹)(李峰)解剖學(編輯修改稿)
2025-04-14 12:33 本頁面
【文章內容簡介】 avity 3 Parts: costal part sternal part lumbar part 3 hiatus: 3 hiatus: aortic hiatus: thoracic aorta, thoracic duct esophageal hiatus: esophagus, vagus n. vena caval foramen: inferior vena cava, right phrenic n. 4. Pleura and pleural cavity Thoracic cavity: three partments 2 pulmonary cavities 1 mediastinum pulmonary cavity lungs pleura mediastinum heart trachea esophagus Pleura Visceral pleura: invests lungs, continuous with parietal pleura at root of lung Parietal pleura: lines pulmonary cavity Pleural cavity *lies between visceral and parietal pleurae。 *contains a small amount of pleural fluid。 lung Division of parietal pleura Pleural cupula: encloses apex of lungs Costal pleura: lines inner surface of thoracic wall Mediastinal pleura: covers lateral aspects of mediastinum Diaphragmatic pleura: lines over diaphragm on each side of mediastinum Pleural recess The lungs do not pletely occupy pleural cavity during expiration. Costodiaphragmatic recess The diaphrgmatic pleura is in contact with the lowermost part of costal pleura. Costomediastinal recess The costal
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