| Term: | bulbus arteriosus lumen |
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
| Name: | bulbus arteriosus |
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| Synonyms: | cardiac outflow tract, outflow tract, truncus |
| Definition: | Multi-tissue structure that consists of three layers and through which the blood exits the heart. The bulbus arteriosus is a pear shaped chamber that functions as a capacitor, maintaining continuous blood flow into the gill arches. |
| Ontology: | Anatomy Ontology [ZFA:0000173] |
| Name: | lumen |
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| Synonyms: | |
| Definition: | Anatomical space within a tubular organ, duct, or vessel. |
| Ontology: | Anatomy Ontology [ZFA:0005930] |