(来学网)一般说来,肠系膜上动脉与腹主动脉的夹角不小于
  • A.
    (来学网)30°
  • B.
    (来学网)35°
  • C.
    (来学网)40°
  • D.
    (来学网)45°
  • E.
    (来学网)50°
正确答案:
A
胸膜后间隙及大血管、肾上腺