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BIO 121-051 #4

Appendicular Skeleton - Upper Extremities

Clavicle collarbone
Scapula Shoulder blade
Scapular spine shelf on posterior side
Acromion large lateral tip
Coracoid Process "hook" opposite the acromion
Supraspinous Fossa depression above the scapular spine
Infraspinous Fossa depression below the scapular spine
Subscapular Fossa entire depressed anterior side
Glenoid Fossa depression between coracoid process and acromion
Humerus upper arm bone
Head of Humerus smooth large ball on medial proximal end
Anatomical Neck of Humerus groove around the head
Surgical Neck of Humerus constriction just below the proximal end
Greater Tubercle of Humerus knob on lateral proximal end, opposite the head
Lesser Tubercle of Humerus small knob on anterior proximal end
Olecranon Fossa of Humerus Depression on posterior side of distal end
Medial Epicondyle of Humerus Sharp process on medial side of distal end
Lateral Epicondyle of Humerus process on lateral side of distal end
Ulna Larger of two lower arm bones; looks like a wrench
Olecranon Process of Ulna large process at the proximal end; fits into the olecranon fossa on the humerus
Styloid Process of Ulna tiny process at most distal end
Radius Smaller of two bones in lower arm; lateral (thumb) side; looks like a golf tee
Head of Radius Proximal end (flat, disc-shaped)
Radial Tuberosity rough knob just under the head
Styloid Process of Radius pointed process at most distal end
Carpals wrist bones
Metacarpals five long bones that form the palm of the hand
Phalanges finger bones; three on each finger, two on the thumb
Created by: parkland_ap