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Definition of Chest wall
1. Noun. (medicine) The set of tissues that bound the thoracic cavity, including the rib cage, fascia, muscles etc. ¹
¹ Source: wiktionary.com
Medical Definition of Chest wall
1. In respiratory physiology, the total system of structures outside the lungs that move as a part of breathing; it includes the rib cage, diaphragm, abdominal wall, and abdominal contents. Synonym: thoracic wall. (05 Mar 2000)