简答题Delayed union of tibial-fibula fractures often occurs at: ( ) A、Proximal 1/3 B、Middle 1/3 C、Proximal 1/3 D、Distal 1/3简答题For tibia-fibula fractures in adults, the affected limb should not be angulated over ( ). A、5° B、10° C、15° D、20°简答题Which one cannot be used in the diagnosis of intertrochanteric fracture ( ). A、Tender point is the midpoint of the inguinal ligament B、Significant shortened extremity, abnormalities of adduction and external rotation C、Local pain and swelling after injury D、Tender point exists at greater trochanters简答题Fracture of fibular shaft often occurs at ( ). A、Proximal 1/3 B、Middle 1/3 C、Distal 1/3 D、1/3 connection of the middle and distal shaft简答题When evaluating whether humeral shaft fracture is accompanied by radial nerve injury, pay attention to : ( ) A、The function of the elbow B、Longitudinal percussion tenderness C、The function of wrists and fingers D、Shortening and angular deformities of upper extremity简答题Which anatomic marker has a good marking effect on open reduction and internal fixation of femoral shaft fractures ( ) A、Intertrochanteric line B、Linea aspera C、Intertrochanteric crest D、Forward arc of the femur