释义 |
DictionarySeeaortadorsal aorta
dorsal aorta[′dȯr·səl ā′ȯrd·ə] (anatomy) The portion of the aorta extending from the left ventricle to the first branch. (invertebrate zoology) The large, dorsal blood vessel in many invertebrates. dorsal aorta
dorsal aortaa large embryonic artery formed by the fusion of the caudal parts of the paired primordial aortae. It becomes the descending (thoracic and abdominal) aortae and median sacral artery. |