Exam 5: Cognitive Development in Infancy and Toddlerhood

At what age do children have an understanding of between 20-30 words?

Sarah picks up her spoon, turns over her cup and begins to tap on it. According to Piaget, this experimentation is typical of toddlers from 12-18 months of age who are in which substage of sensorimotor?

Why is infant directed speech important in a babies' learning grammar?

In which substage is a child able to form internal representation?

The Interactionist view of language development bridges the gap between the Nativist and the Behaviorist viewpoints. Please describe one theme from the nativist theory and one from the behaviorist theory that the interactionist theorists also believe.

You are playing with a toy with your niece and you suddenly hide it behind your back. Your niece crawls around you to get the toy. This unscientific experiment leads you to believe that she has developed _________ .

Your sister has a baby boy who is two years old. He had been born prematurely and therefore at-risk of developmental delays. The child's pediatrician has recommended that he be administered the Bayley Scales of Infant Development to gage his developmental abilities but your sister is very anxious about this "test." Describe for her what this intelligence test will be like in terms of the areas of development assessed and three types of activities that are typical.

What do researchers refer to as the average sentence length?

In what order does language development proceed?

Babies love toys such as shape sorters, cabinets that open and close, pocketbooks with hidden treasures, and adults who play peek-a-boo with them. All of these help children to develop which concept that allows them to see that things that are out of sight are not gone forever?

Explain two current criticisms of Piaget's explanation of cognitive development.

What is the best known and most widely used test of infant intelligence?

What do primary circular reactions focus on?

What are word-gesture combinations that begin at about 12-18 months?

Young children frequently make up early sentences using which parts of speech?

Which theorists hypothesize that language development is part of a broader process of cognitive development and is influenced by both internal and external factors?

What is the style of language in which words are used primarily to express feelings and needs about oneself and others?

An example of a child who has not developed an understanding of hierarchical categorization is which of the following?

In which substage is the child acting as a little scientist, experimenting in purposeful ways with familiar objects?

A delay in developing object permanence is strongly associated with a later diagnosis of __________ .