【正文】
?The distal cartilaginous ends of ribs VII to X, which unite to form the costal arches bianterolaterally。 Circumduction (二) 胸廓 Thoracic cage 胸椎 12 、肋 12對(duì)、胸骨 1 Costovertebral joint (1)肋頭關(guān)節(jié) (2)肋橫突關(guān)節(jié) 肋頭關(guān)節(jié) 肋橫突關(guān)節(jié) 肋骨 Synchondrosis by hyaline 胸廓上口 Inlet 胸廓上口 — 較小 胸骨柄上緣 第 1對(duì)肋 第 1胸椎椎體 Superior thoracic aperture (Inlet) ?It consists of the body of vertebra TI posteriorly, the medial margin of rib I on each side, and the superior border of the manubrium anteriorly. ?The posterior margin of the superior thoracic aperture is superior to the anterior margin. Consequently, the plane of the superior thoracic aperture is at an oblique angle, facing somewhat anteriorly. 胸廓下口 — 寬而不整 第 12胸椎 第 12及第 11對(duì)肋前端 左、右肋弓 劍突 胸廓下口 Outlet 胸肋關(guān)節(jié) The inferior thoracic aperture (Outlet) ?The body of T. vertebra XII posteriorly。 Lateral flexions。 Vertebral column as a whole Four curves The move