Ejemplos de uso de vocal tract
1. The vocal tract of a newborn is incapable of producing the full range of speech sounds – indeed, it‘s more like that of an adult chimpanzee than an adult human.
2. In this respect humans are unique among air–breathing vertebrates: because our tongue and larynx lie so low in our neck and our pharynx is so long, we can turn our tongue and vocal tract into a huge variety of different, sound–altering lengths and shapes – the prerequisite of speech.