上肢带骨 The shoulder girdle 肩胛骨 scapula Two surfaces Anterior surface concave: subscapular fossa肩胛下窝 Posterior surface: spine of scapula肩胛闼, acromion肩峰 Three borders Superior: coracoid process喙突 scapular notch肩胛切迹 Lateral (axillary) border廠慈 Acromion Meda( vertebra) border脊植 Three angles Costal surface Superior: opposite to the 2nd rib Inferior: opposite to the 7th rib or 7th tubercle intercostals spe ace Lateral: glenoid cavity吴节盂 Kignt scapula,anterior view Inferior angle• Two surfaces – Anterior surface concave: subscapular fossa肩胛下窝 – Posterior surface: spine of scapula 肩胛冈, acromion 肩峰 • Three borders – Superior: coracoid process 喙突 , scapular notch 肩胛切迹 – Lateral (axillary) border 腋缘 – Medial (vertebral) border 脊柱缘 • Three angles – Superior: opposite to the 2nd rib – Inferior: opposite to the 7th rib or 7th intercostals space – Lateral: glenoid cavity关节盂 肩胛骨 scapula 上肢带骨 The Shoulder Girdle