(来学网)猪的尸体剖检,摘出空肠和回肠时,应先()
  • A.
    (来学网)在贲门部做双重结扎
  • B.
    (来学网)在十二指肠起始部做双重结扎
  • C.
    (来学网)在空肠的末端做双重结扎
  • D.
    (来学网)在空肠起始部和回肠末端分别做双重结扎
  • E.
    (来学网)在盲肠起始部做双重结扎