Derivatives of various aortic arches :-
First aortic arches - part of maxillary artery bilaterally
Second aortic arches:- stapedial and hyoid artery bilaterally
Third aortic arches:- common carotid arteries and proximal portion of internal carotid artery bilaterally
Fourth aortic arches:- right :- proximal part of right subclavian artery
Left :- aortic arch
Fifth aortic arches:- regress complete
Sixth aortic arches:- right :- proximal right pulmonary artery
Left :- proximal left pulmonary artery and ductus arteriosus .