Oesophagus in adult vertebrates is derived from?primitive gutforegutmidguthind gut
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In early embryogenesis, the esophagus develops from the endodermal primitive gut tube. The ventral part of the embryo abuts the yolk sac. ... The esophagus develops as part of the foregut tube. The innervation of the esophagus develops from the pharyngeal arches.
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