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Bassett Collection of Stereoscopic Images of Human Anatomy

Detailed dissection of heart

Atrial myocardium, basal view

Image #120-2

KEYWORDS: Heart, Left heart, Muscles and tendons, Right heart.

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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