Upper limb Exam Questions And Answers (Verified And Updated)

Upper limb Exam Questions And Answers (Verified And Updated) 30 bones - answerEach upper limb consists of this many bones. Humerus, ulna, radius, 8 carpals, 5 metacarpals, 14 phalanges. - answerBones of each upper limb Humerus - answerThe longest and largest bone of the upper limb Humerus - answerAt the shoulder is articulates to the scapula, at the elbow it articulates with both the ulna and radius. Head - answerThe proximal end of the humerus consists of this. Articulates with the glenoid cavity of the scapula. Anatomical neck - answerThe former site of the epiphyseal plate, which is a groove just distal to the head of the humerus. Surgical neck - answerBelow the anatomical neck of the humerus. So named because fractures often occur here. Deltoid tuberosity - answerIn the body of the humerus. A rough, V-shaped area where the deltoid muscle attaches. Capitulum - answerAt the distal end of the humerus. A rounded knob that articulates with the head of the radius. Radial fossa - answerA depression on the humerus that receives the head of the radius when the forearm is flexed. Trochlea - answerSpool-shaped surface on the humerus that articulates with the ulna. Coronoid fossa - answerA depression on the humerus that receives part of the ulna when the forearm is flexed. Olecranon fossa - answerA depression on the back of the humerus that receives the olecranon of the ulna when the forearm is extended. Ulna - answerOn the medial aspect [little finger side] of the forearm and is longer than the radius.