<Tr> <Th> Precursor </Th> <Td> Sixth pharyngeal arch </Td> </Tr> <Tr> <Th> System </Th> <Td> Respiratory system </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr> <Tr> <Th> Latin </Th> <Td> <P> plica vocali </P> s </Td> </Tr>

Primary frequency of vibration of the vocal folds