The tongue is formed from

The tongue has contributions from all pharyngeal arches which changes with time. The tongue initially begins as swelling rostral to foramen cecum, the median tongue bud. Arch 1 - oral part of tongue (anterior 3/2) Arch 2 - initial contribution to surface is lost Arch 3 - pharyngeal part of tongue (posterior 1/3) Arch 4 - epiglottis and adjacent regions