text: In the development of vertebrate animals, the pharyngeal arches (also called<unk> es or gill arches in fish) develop during the fourth and fifth week in utero as a series of mesodermal outpouchings on the left and right sides of the developing pharynx. In fish, the<unk> es give rise to gills.
option_0: Branchial arch
option_1: First pharyngeal arch
option_2: Branchial pouch
option_3: Dental alveolus
option_4: Hard palate
option_5: Pharyngeal recess
option_6: Aortic arches
option_7: Thyroglossal duct