
The bulbus cordis (also known as the conotruncus) lies ventral to the primitive ventricle after the developing heart assumes its S-shaped form. Together, the bulbus cordis and the primitive ventricle give rise to the ventricles of the formed heart. The adjacent walls of the bulbus cordis and ventricle approximate, fuse, and finally disappear, and ...
Found on
http://en.wikipedia.org/wiki/Bulbus_cordis

A transitory dilation in the embryonic heart where the arterial trunk joins the ventral roots of the aortic arches. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

Type: Term Definitions: 1. a transitory dilation in the embryonic heart where the arterial trunk joins the ventral roots of the aortic arches.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=12741
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