A cone-like structure that is formed when myocardial progenitor cells of the heart field fuse at the midline. The heart rudiment is the first structure of the heart tube. [ http://amigo.geneontology.org/amigo/term/GO:0003313 ]
Synonyms: rudimentary heart heart cone
Term information
- TAO:0000115
- ZFA:0000115
The migrating myocardial precursors of the heart rudiment form a cone like structure between 19.5hpf and 22hpf, and eventually telescope out into the primitive heart tube at 24hpf. Stainier 2001.[TAO]