Oral movement or sounds, repetition of these, and too loud. Fast motion in their preferred planes of movement rotational, vertical, horizontal, inverted or angular. Modulation difficulties, pushing too hard on things to make them work, often breaking pencils or toys. Visible motor tic. Poor respiratory exchange with tight chest muscles, resulting in increased CO2, decrease O2 and increased stress response.
Auditory processing is also often poor.
Retention of primitive reflexes, inappropriate muscle tone. Poor development of praxis - the ability to conceptualize a task, sequence task and execute task. This is the ability to organize one's self, and one's environment. Survival language, ie. I'll kill you, I'll break all your fingers.