bowel vs ventral

bowel

noun
  • The entrails or intestines; the internal organs of the stomach. 

  • A part or division of the intestines, usually the large intestine. 

  • The (deep) interior of something. 

ventral

adj
  • On the front side of the human body, or the corresponding surface of an animal, usually the lower surface. 

  • Related to the abdomen or stomach. 

  • On or relating to the bottom portion of either foot and/or hand. 

noun
  • Any of the enlarged and transversely elongated scales that extend down the underside of a snake's body from the neck to the anal scale. 

How often have the words bowel and ventral occurred in a corpus of books? (source: Google Ngram Viewer )