<prompt> False about clavicle -Ossifies in membraneHorizontal boneMost common site of fracture is the junction of medial 13 rd with lateral 23 rdNo medullary cavity  <response>: Pecularities of clavide: Only long bone which ossifies in mambrane. Subcutaneous, placed horizontally, No medullary cavity. Two primary centers of ossification5th and 6th weeks of intra-uterine life, 1st bone to start ossifying, Pierced by middle supraclavicular nerve. Connects appendicular to axial skeleton. Helps in weight transmission via coracoclavicular ligaments has conoid and trapezoid parts attached to inferior surface of lateral end, Most frequently fractured bone, common sitejunction of lateral 13 and medial 23 of shaft medial fragment pulled upward by the stemocleiomastoid, lateral pulled down by weight of arm,Nutrient arterybranch of the suprascapular 