Speech motor studies have reported that PWS tend to have abnormally large tongue that interferes with its proper positioning for speech production causing disfluencies as the person struggles to move on.

Question

Quizplus · Accepted Answer

There is no scientific evidence to support the claim that people who stutter (PWS) have abnormally large tongues that cause disfluencies. Stuttering is a complex speech disorder with various contributing factors, but tongue size is not one of them.

Speech Motor Studies Have Reported That PWS Tend to Have