Speech is a complex motor skill that involves the co-ordination of diverse muscle groups. Gross motor movements of the muscles responsible for inspiration and expiration must be coupled with intricate the muscles of larynx; soft palate tongue and lips to produce sustained intelligible speech. A defect in structure. position. https://www.roneverhart.com/Jumbo-New-Spin-Tuz-Karabiber-De-irmeni-14-cm/