箭头所指的解剖结构是
(来学网)
  • A.
    (来学网)颈2/3椎间孔
  • B.
    (来学网)颈1/2椎间孔
  • C.
    (来学网)颈3/4椎间孔
  • D.
    (来学网)颈2/3椎间隙
  • E.
    (来学网)颈1/2椎间隙