(来学网)下列不属于平滑肌的是
  • A.
    (来学网)心肌
  • B.
    (来学网)皮肤竖毛肌
  • C.
    (来学网)瞳孔括约肌
  • D.
    (来学网)血管管壁肌肉
  • E.
    (来学网)消化道管壁肌肉