• over_clox@lemmy.world
    link
    fedilink
    English
    arrow-up
    23
    arrow-down
    1
    ·
    26 days ago

    Its only a valve. Topologically speaking, the passage from the mouth to the anus only constitutes one hole.

    The passage of air into the lungs is not a hole however, that is a cavity. Same difference with the vagina, that’s not a hole, that’s a cavity.

    • pancake@lemmygrad.ml
      link
      fedilink
      English
      arrow-up
      1
      ·
      26 days ago

      No, the vagina is topologically a hole, as the uterus with the Fallopian tubes has two direct openings into the abdominal cavity (another objectionable “design” choice).