1. Dysarthria Dysarthria is a motor speech disorder.
Dysarthria affects the movement of the individual speech muscles.
It can vary from mild slurring to completely unintelligible speech

2. Dysarthria Dysarthria can affect: Lip movements Tongue movements
Jaw movements
Soft palate movement
Muscles of respiration
Muscles of voice production

3. Dysarthria v’s Dysphasia
Dysarthria is not a language problem. This means there is no difficulty finding the words to say or word choice errors.
Dysarthria purely affects how the words are uttered. E.g. how clear the sounds are articulated
Some people have both dysarthria and dysphasia as a result of a stroke.