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Bony Landmarks
bony landmarks of the shoulder and arm
| Term | Definition |
|---|---|
| head of the humerus | large rounded region on the superior end |
| shaft of the humerus | long central portion |
| greater tubercle | larger bulge at the proximal humerus |
| lesser tubercle | smaller bulge at the proximal humerus |
| bicipital groove | indentation on the proximal humerus between the greater and lesser tubercles |
| lateral epicondyle | flared out lateral portion of the distal humerus |
| medial epicondyle | flared out medial portion of the distal humerus |
| supracondylar ridge | ridges that extend proximally from the medial and lateral epicondyles |
| deltoid tuberosity | small rough bump halfway down on the lateral side of the humerus |
| acromion process | flat lateral extension at the superior distal end of the spine of the scaupla |
| process | part of the bone that sticks out |
| coracoid process | beak like projection on the scapula |
| lateral border | the outer vertical edge of the scapula |
| medial border | long inner edge of the scapula |
| superior angle | angle of the scapula at the upper end of the medial border |
| inferior angle | angle at the lower end of the medial border |
| subscapular fossa | indentation on the anterior surface of the scapula |
| fossa | greek for indentation |
| glenoid fossa | shoulder socket |
| supraglenoid tubercle | little swelling above the glenoid fossa |
| infraglenoid tubercle | little swelling below the glenoid fossa |
| spine of the scapula | horizontal ridge across the scapula |
| infraspinous fossa | indentation below the spine of the scapula |
| supraspinous fossa | indentation above the spine of the scaupla |
| manubrium | upper segment of the sternum |
| zyphoid process | distal end of the sternum |
| body of the sternum | middle of the sternum |
| spinous process | bumps of the vertebrae that stick out posteriously |
| transverse process | bumps on the verterbrae that stick out side to side |