Question

Which aortic arches form pulmonary artery in lung fiahes?

Answer 1

hey mate here is your answer...

Third arch represents carotid arteries, which arise from systemic aorta. Sixth arch arises from a single pulmonary trunk taking deoxygenated blood from right ventricle to the lung. Embryonicductus caroticus & ductus arteriosus also disappear.


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