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dorsal aorta

   Also found in: Wikipedia 0.01 sec.
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.


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Embryologic data; Before the development of the pulmonary artery, the lung is supplied by small transitory branches of the dorsal aorta that later disappear.
[FIGURE 2 OMITTED] Embryologically, the carotid arteries originate in the third aortic arch and the dorsal aorta.
Embryologically, the carotid arteries originate in the third aortic arch and the dorsal aorta.
 
 
 
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