I receive weekly questions about the severe frontal lisp. The questions always are about how to keep the tongue inside the mouth for speech. We are talking here about the client who has: Interdental tongue placement on all the sibilants: S, Z, Sh, Zh, Ch, J Interdental tongue placement on all the lingua-alveolar sounds: T, D, N, L Open mouth resting posture Reverse swallow (infantile suckle-swallow, tongue-thrust swallow) From a motor perspective, the severe frontal lisp with interdental tongue placement…
Oral Stability and the Frontal Lisp
By Pam Marshalla