(来学网)人体消化道的管壁由内向外依次为
  • A.
    (来学网)黏膜层、黏膜下层、肌层、纤维膜
  • B.
    (来学网)纤维膜、黏膜层、黏膜下层、肌层
  • C.
    (来学网)纤维膜、黏膜下层、黏膜层、肌层
  • D.
    (来学网)纤维膜、黏膜层、黏膜下层、肌层
  • E.
    (来学网)纤维膜、肌层、黏膜下层、黏膜层