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EMBRYONIC DEVELOPMENT & STEM CELL COMPENDIUM
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All Anatomical Compartments > Compartment Card
Lateral Plate Mesoderm >

Paired Dorsal Aorta


LtPM.PDA

The paired dorsal aorta is the first recognizable vessels in the embryo. These bilaterally positioned vessels are fused at the axial level, during the first four weeks of gestation in humans, to form a single midline dorsal aorta.

Paired Dorsal Aorta
Multiple Ancestors Single Ancestor No Descendants Develops from Part of Parent