No. What troubles me is the indefinite article in the phrase "a bare stomach". The stomach is unique in this context. Why not the definite article?
And by the way, "the pearl" troubles me as well. The reader has not heard of that pearl so far, so, I would say "a pearl".
We all have individual parts of the body, I, for example, have a nose, a mouth, a chin, etc. Such individual parts are simply single examples of a general category.