Rather than constituting a problem for students and educators, the growing diversity in U.S. classrooms necessitates and encourages the development and use of diverse teaching strategies designed to respond to each student as an individual.
Damage to a discrete part of a the brain in the left frontal lobe (Brocaâs area) of the language-dominant hemisphere has been shown to significantly affect use of spontaneous speech and motor speech control. Words may be uttered very slowly and poorly articulated.
What body parts affect speech? muscles like the tongue and muscles of the larynx, vocal cords, lips and facial muscles, and the sinuses of the face also help in defining speech tone and clarity. Edit