<prompt> In lower-third fractures of shaft of femur, the proximal fragment undergoes which displacement ?AdductionAbductionFlexionExtension  <response>: FRACTURE FEMUR Proximal 13rd Proximal fragment flexes, abducts and externally rotates because of gluteus medius and iliopsoas. Distal fragment is adducted due to adductors such as adductor longus, minimus and magnus Middle 13rd Proximal fragment abducts Distal fragment is adducted Distal 13rd Proximal fragment adducts Distal fragment is hyperextended by gastrocnemius 