近中沟越过近中边缘嵴至近中面的前磨牙是() ["上颌第一前磨牙","上颌第二前磨牙","下颌第一前磨牙","下颌第二前磨牙","上颌第一、第二前磨牙"]
白内障囊外摘除术是指2将()和()娩出,留下()。
维生素A缺乏() ["夜盲症","脚气病","糙皮病","败血病","坏血病"]
七冲门的下极又称为() ["A.扉门","B.吸门","C.贲门","D.幽门","E.魄门"]
C6脊髓损伤,错误的是() ["C5~C2仍然完好","C7以下功能障碍","C6节段出现功能障碍","肱二头肌肌力必须达到4级或5级","桡侧伸腕长、短肌肌力必须达到3级"]
细胞管型(cellularcast)