Definition: 'Papillary Muscle'
papillary muscleType: Term
1. one of the group of myocardial bundles that terminate in the chordae tendineae that attach to the cusps of the atrioventricular valves; each ventricle has an anterior and a posterior papillary muscle; the right ventricle sometimes has a septal papillary muscle.
Synonyms: musculus papillaris cordis
The definition information for papillary muscle is provided by Stedman's. You can search our medical dictionary here.