MeSH definition : Conical muscular projections from the walls of the cardiac ventricles, attached to
the cusps of the atrioventricular valves by the chordae tendineae.;
MeSH annotation : Manual 21.52 as test tissue; for diseases of papillary muscles coordinate IM with
MYOCARDIAL DISEASES; / growth: coordinate with MUSCLE DEVELOPMENT; / embryol: coordinate
with MUSCLE DEVELOPMENT if pertinent;
Wikipedia link : https://en.wikipedia.org/wiki/Papillary muscle;