ends during
starts during
aortic arch
aortic arch 4
The fourth in a series of paired arterial connections between the dorsal and ventral aortae, it lies within the 4th branchial arch. The paired aortic arch 4 arteries branch directly from the ventral aorta to the lateral dorsal aorta, and are retained as the branchial arteries providing circulation through the gills in the adult.
UBERON:0003121
XAO:0000355
fourth aortic arch
systemic arch
xenopus_anatomy
NF stage 35 and 36
NF stage 66