Dissection of pericardium and heart in situ

Interior of left ventricle.

For permissions information regarding the use of these images, please contact Drew Bourn at dbourn@stanford.edu

Image #118-3

Dissection of pericardium and heart in situ Interior of left ventricle. The latex cast within the left ventricle has been partially removed to expose the anterior cusp of the mitral valve together with its chordae tendineae and related papillary muscles. 1 . Superior vena cava 2 . Ascending aorta 3 . Aortic valve (pointer on left semilunar cusp) 4 . Membranous part interventricular septum 5 . Right atrium (pointer indicates area of sinus venarum cavarum) 6 . Latex cast within inferior vena cava 7 . Muscular part of interventricular septum 8 . Right ventricle 9 . Pulmonary trunk 10 . Left auricle (opened to expose latex cast) 11 . Anterior cusp of mitral valve 12 . Chordae tendineae 13 . Anterior papillary muscle 14 . Latex cast within cavity of left ventricle