1
.
| Pulmonary trunk |
2
.
| Right semilunar cusp |
3
.
| Anterior semilunar cusp |
4
.
| Left semilunar cusp (together 2-4 make up the pulmonary valve |
5
.
| Nodule of valve |
6
.
| Left coronary artery (at origin from aortic sinus) |
7
.
| Ascending aorta |
8
.
| Left fibrous trigone |
9
.
| Left ventricle |
10
.
| Left atrioventricular opening |
11
.
| Anterior cusp of mitral valve |
12
.
| Posterior cusp of mitral valve |
13
.
| Myocardium left atrium (cut across) |
14
.
| Right fibrous trigone |
15
.
| Atrioventricular bundle (bundle of His) |
16
.
| Posterior interventricular sulcus |
17
.
| Right atrioventricular opening |
18
.
| Conus arteriosus |
19
.
| Left semilunar cusp (aortic) |
20
.
| Upper pointer: Right semilunar cusp Lower pointer: posterior semilunar cusp (of aortic valve) |
21
.
| Right coronary artery (at origin from aortic sinus) |
22
.
| Atrioventricular septum |
23
.
| Anterior semilunar cusp (pulmonary) |
24
.
| Septal (medial) cusp of tricuspid valve |
25
.
| Posterior cusp tricuspid valve |
26
.
| Right ventricle |
27
.
| Myocardium right atrium (cut across) |