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Detailed dissection of heart

Atrial myocardium, basal view

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Image #120-2
Bassett ImageDiagram Image
Legend Image
Detailed dissection of heart
Atrial myocardium, basal view
The epicardium has been removed from all parts of the atria with the exception of the left auricle.
1 . Ligamentum arteriosum
2 . Right pulmonary artery
3 . Left pulmonary artery
4 . Left auricle (epicardium intact)
5 . Left superior pulmonary vein
6 . Left inferior pulmonary vein
7 . Left atrium
8 . Upper pointer: Right superior pulmonary vein (note tributary joining vein close to atrial wall) Lower pointer: Right inferior pulmonary vein
9 . Left ventricle (epicardium intact)
10 . Posterior interventricular sulcus (pointer on middle cardiac vein)
11 . Right ventricle
12 . Inferior vena cava
13 . Pulmonary trunk
14 . Ascending aorta
15 . Superior vena cava
16 . Right auricle
17 . Sino-atrial node
18 . Right atrium
19 . Interatrial groove