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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 |