INTACT a.
Untouched, especially by anything that harms, defiles, or the like; uninjured; undefiled; left complete or entire. Buckle. When all external differences have passed away, one element remains intact, unchanged, -- the everlasting basis of our common nature, the human soul. F. W. Robertson.
LACUNA n.
n or cavity; a space, as a vacant space between the cells of plants, or one of the spaces left among the tissues of the lower animals, which serve in place of vessels for the circulation of the body fluids, or the cavity or sac, usually of very small size, in a mucous membrane.