Vocal chord
Vocal chord(Consequence you want) with VertebrataThroatThere is a central part utterance in order to do organ. As for the vocal chord it is not furthermore it is categorized to the region which is close to the lung to the Aves,Ringing tubeHas become the utterance organ.
In the opening between the valve of left and right 1 pair it opens and closes, lung air is made to pass, vibration is pulled up sound( voice) It gives out.
Related item
