Lane Medical Library

Bassett Collection of Stereoscopic Images of Human Anatomy

Detailed dissection of heart

Interior of right atrium, posterior wall

Image #121-1

KEYWORDS: Heart, Right heart.

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Higher resolution images are available for a fee. Contact Drew Bourn, PhD, MLIS.

Detailed dissection of heart
Interior of right atrium, posterior wall
An opening has been made in the anterosuperior part of the wall of the right atrium. Parts of the wall have been reflected to reveal the interior of this chamber. The heart has been positioned with its apex directed downward.
1 . Right pulmonary artery
2 . Right pulmonary veins
3 . Intervenous tubercle
4 . Inferior vena cava
5 . Valve of inferior vena cava
6 . Valve of coronary sinus
7 . Pectinate muscles (in reflected part of atrial wall)
8 . Position of atrioventricular node (covered by endocardium)
9 . Right atrioventricular opening
10 . Crista terminalis
11 . Superior vena cava
12 . Pericardium (cut along line of reflection onto heart)
13 . Crista terminalis (cut across, also see 10)
14 . Border of fossa ovalis
15 . Fossa ovalis
16 . Right auricle
17 . Fat overlying coronary sulcus
18 . Right ventricle

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