| Number |
Structure |
| 1 |
superior
vena cava |
| 2 |
aorta |
| 3 |
pulmonary
trunk |
| 4 |
right
atrium |
| 5 |
coronary
artery |
| 6 |
cardiac
vein |
| 7 |
right ventricle |
| 8 |
left
ventricle |
| 9 |
left
atrium |
