CAS BI 106 Lecture Notes - Lecture 6: Posterior Superior Iliac Spine, Patella, Foramen
14 Feb 2017
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Sternal end rounded and blunt: articulates with the sternum. Acromial end flat: articulates with shoulder, recall: acromial = shoulder. Acromion: articulates at acromial end of the sternum. Coracoid process: attachment point for bicep. Subscapular fossa (fossa = smooth and hollowed bowl: anterior part of the scapula which is hollowed out and smooth so that they can move over the ribs. Supraspinous fossa (anterior: above the spine, supra = superior; spinous = spine. Spine is slightly grooved outward and the acromion is attached at the end. Head of the humerus fits into glenoid cavity and acromion. Medial edges facing in; lateral edges facing out. Radius: lateral side, (cid:862)right o(cid:374)(cid:863) radius is up (cid:449)he(cid:374) gi(cid:448)i(cid:374)g a thu(cid:373)bs up. Metacarpal: think of it as in your hand region. Illium: hold up pelvis and abdominal cavity. Acetabulum: ball in socket joint for hip, made up of all three joints. Obturator foramen: foramen = hole, obturator is a type of nerve, hole of that nerve.
