|Latin||trigonum fibrosum dextrum cordis, trigonum fibrosum sinistrum cordis, trigona fibrosa|
|Gray's||subject #138 536|
The left atrioventricular ring is closely connected, by its right margin, with the aortic arterial ring; between these and the right atrioventricular ring is a triangular mass of fibrous tissue, the fibrous trigone, which represents the os cordis seen in the heart of some of the larger animals, as the ox and elephant.
- 261750843 at GPnotebook, t_19/12823467 at Dorland's Medical Dictionary - "left fibrous trigone"
- 798621756 at GPnotebook, t_19/12823459 at Dorland's Medical Dictionary - "right fibrous trigone"
- Histology (see slide #96)
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