Test 2 CH5

Question 1

Why study JA?

Answer 1

1 joint attention deficits constitute “cardinal symptoms” of autism
2 JA has been linked to later development of “symbolic abilities” language abilities and general social-cognitive processes
3 to demonstrate that behavioral principles have been underestimated in the field of developmental psych

Question 2

what is JA

Answer 2

head turning, gaze shifting, pointing, protodeclerative, protoimperative

Question 3

JA deficits in autism

Answer 3

one of the earliest deficits evident

different JA skills are differentially impared

Question 4

Whalen and Schreibman JA intervention study

Answer 4

1use of sufficient prompts
2interspersing of mastered tasks
3 use of child chosen tasks 
4 teacher taking turns with child
5 contingent reinforcement of prompted and unprompted responses
6use of natural reinforcers
(pivotal skills)

Question 5

IJA

RJA

Answer 5

initiating, responding

Question 6

Jones and Carr JA intervention study

Answer 6

analyzed interventions, suggested pivotal skills
1 child chosen materials
2 natural reinforcers
3 intersperse easier tasks

Question 7

How it relates to VB

Answer 7

rja and ija = receptive vs expressive lang

imperative = mand