chest wall vs facade

chest wall

noun
  • The set of tissues that bound the thoracic cavity, including the rib cage, fascia, muscles etc. 

facade

noun
  • The face or front (most visible side) of any other thing, such as an organ. 

  • A deceptive or insincere outward appearance. 

  • An object serving as a simplified interface to a larger body of code, as in the facade pattern. 

  • The face of a building, especially the front view or elevation. 

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