This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'False about clavicle - \nSelect and explain. \nA. Ossifies in membrane, B. Horizontal bone, C. Most common site of fracture is the junction of medial 1/3 rd with lateral 2/3 rd, D. No medullary cavity', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Pecularities of clavide:\n\n\xa0Only long bone which ossifies in mambrane.\n\xa0Subcutaneous, placed horizontally,\n\xa0No medullary cavity.\n\xa0Two primary centers of ossification—5th and 6th weeks of intra-uterine life,\n\xa01st bone to start ossifying,\n\xa0Pierced by middle supraclavicular nerve.\n\xa0Connects appendicular to axial skeleton. Helps in weight transmission via coracoclavicular ligaments (has conoid and trapezoid parts attached to inferior surface of lateral end),\n\xa0Most frequently fractured bone, common site—junction of lateral 1/3 and medial 2/3 of shaft (medial fragment pulled upward by the stemocleiomastoid, lateral pulled down by weight of arm),\nNutrient artery—branch of the suprascapular', 'role': 'assistant'}]