Scapula

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Scapula

  • Subscapular fossa – subscapularis attaches here
  • Coracoid process- coracobrachialis, pectoralis minor & short head of biceps brachii attach here
  • Acromion process
  • Superior angle – levator scapulae attaches here
  • Inferior angle
  • Medial border (also referred to as vertebral or vertical border) – rhomboid major & minor muscles attach here
  • Lateral border (also referred to as axial border) – teres minor & teres major attach here
  • Glenoid fossa- head of humerus fits here
  • Infraglenoid tubercle- triceps brachii long head attaches here
  • Superior notch (also referred to as suprascapular notch)
  • Spine – trapezius & deltoid attach here – becomes acromion
  • Supraspinous fossa – supraspinatus muscle attaches here
  • Infraspinous fossa – infraspinatus muscle attaches here