IMG_0046 - to them. You should also be able to distinguish...

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l r':l,,;::t. il -t rlri:i r, r. iill'i;:'l .-i'r lr: . " ',47 Anterior LABORATORY9 AppendicularSkeleton Posterior Acromion - ,*S- Scapular notch process Glenoid--ir cavity l lnf raglenoid - tubercle Acromion - .{ffi UOldCOld- .,.- 3ffi ,- Suoerior / ooio"t SuPerior angle ' r-1 t, t h t. lj \ supraspinous--*- *r*{r- f :;;'x:*'-ry /,^. '-] ",f,*** J (a) Superior angle Acromion process Superior border Coracoid process Glenoid cavity Subscapular fossa Lateral border Medial border Inferior angle The scapula also has two sharp angles known as the infe- rior angle and superior angle. The humerus moves in the shallow depression of the scapula known as the glenoid cavity, or glenoid fossa. Just below the glenoid cavity is a bump known as the infraglenoid tubercle, an attachment point for the triceps brachii muscle. The features of the scapuia are important because numerous muscles attach
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Unformatted text preview: to them. You should also be able to distinguish a right scapula from a Ieft one. The spine of the scapula is pos-Subscapular fossa Lateral border (c) (d) FIGURE 9.2 Right Scapula Diagram (a) anterior view; (b) posterior view, Photograph (c) anterior view; (d) posterior view (b) lnferior angle Superior angle Supraspinous fossa Superior border Acromion process Scapular spine Glenoid cavity Medial border lnfraspinous fossa Lateral border lnferior angle terior, the inferior angle is less than 90 degrees, and the glenoid cavity is }ateral for articulation with the humerus. Locate the features ofthe scapula on figure 9,2, Clavicle The clavicle is commonly known as the coilarbone. It is a small bone that serves as a strut between the scapula and the sternum, The blunt, vertically truncated end of...
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This note was uploaded on 02/09/2012 for the course BIO 102 taught by Professor William during the Spring '11 term at Harvard.

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