Chapter 6

An anxious and obsessive insistence on the maintenance of uniformity that no one but the child may disrupt

What is preservation of sameness?

The ability to coordinate one’s focus on another person and an object of mutual interest

What is joint attention?

Hallucinations	Delusions
Disturbance in perception in which things are seen, heard, or otherwise sensed even though they are not real	Disturbance in thinking involving disordered thought content and strong beliefs that are misrepresentations of reality

What’s the difference between hallucinations and delusions?

Protoimperative gesture	Protodeclarative gesture
Movement/vocalization used to express needs	Movement/vocalization that directs the visual attention of other people to objects of shared interest

What’s the difference between a protoimperative gesture and a protodeclarative gesture?

Aspect of language that focuses on its appropriate use in social and communicative contexts

What are pragmatics?

A measure of interpersonal attentional and thought disturbance observed in families of children with schizophrenia

What is a communication deviance?

A child’s immediate or delayed parrot-like repetition of words

What is echolalia?

Repetitive body movements or movements of objects (ex: hand flapping, spinning a pencil…)

What are self-stimulatory behaviours?

The awareness of other people’s and one’s own mental states

What is mentalization?