Lane Medical Library

Bassett Collection of Stereoscopic Images of Human Anatomy

Detailed dissection of heart

Tricuspid valve viewed through right atrium

Image #121-3

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
Tricuspid valve viewed through right atrium
The view is directed into the cavity of the right ventricle through the opened right atrium and the ostium (2) of the tricuspid valve.
1 . Right auricle
2 . Margins of right atrioventricular opening
3 . Right pulmonary veins (cut across)
4 . Pectinate muscles
5 . Anterior cusp tricuspid valve
6 . Septomarginal trabecula (moderator band)
7 . Crista terminalis (in reflected part of atrial wall)
8 . Papillary muscles
9 . Posterior cusp tricuspid valve
10 . Chordae tendineae
11 . Septal (medial) cusp of tricuspid valve
12 . External surface of right atrium
13 . Inferior vena cava (cut off)