1
.
| Left auricle |
2
.
| Position of anulus fibrosus (indicated by dotted line in drawing) |
3
.
| Anterior cusp mitral valve |
4
.
| Anterior papillary muscle (divided by incision) |
5
.
| Muscular part interventricular septum (pointer indicates location of left crus atrioventricular bundle) |
6
.
| Left ventricle (cavity) |
7
.
| Valve of foramen ovale |
8
.
| Interatrial septum |
9
.
| Area of entrance of right superior pulmonary vein |
10
.
| Fat in coronary sulcus (sectioned) |
11
.
| Posterior cusp of mitral valve |
12
.
| Chordae tendineae |
13
.
| Posterior papillary muscle |
14
.
| Cut edge of myocardium |
15
.
| Apex of heart |