From the case:
Development of the aortic arch and branches (illustration)
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_pin":false},"extraPropsURL":"/studies/58078/annotated_viewer_json?iframe=true\u0026lang=us"}
This diagram shows the development of a normal aortic arch from the embryonic pharyngeal arch arteries.