define dysarthric
Dysarthria is a motor-speech disorder. It causes the inability to coordinate or control the muscles in the face, mouth, and respiratory system. It usually occurs when a brain injury causes the muscles to become weak or immobile. People with dysarthria canât... Read more. Dysarthria is a motor-speech disorder. It causes the inability to coordinate or control the muscles in the face, mouth, and respiratory system. It usually occurs when a brain injury causes the muscles to become weak or immobile. People with dysarthria canât control the muscles used to make normal sounds.