At birth, the neurons have only a few connections. By age 2, each neuron is connected to __________.

__________ is specialized for language production, whereas __________ is specialized for language comprehension.

Primary emotions are also known as __________.

__________ is the term that describes when the mother decides the time has come for the child to stop breast-feeding.

Which people tend to be the unhappiest?

__________ describes the cognitive ability that helps toddlers to develop sociomoral emotions.

Which attachment type was highly predictive of later problems and included toddlers who in early and middle childhood exhibited hostility and aggression?

The Bayley Scales for Infant Development assesses ___________.

Most infant mortality takes place during the __________ month of life.

The term __________ refers to the degree of assistance provided to children in the zone of proximal development.