| A | B |
| developmental psychology | the study of changes as individuals mature |
| grasping reflex | an infant's clinging repsonse to a touch on the palm of his/her hand |
| rooting reflex | an infant's response toward the source of touching anywhere around his/her mouth |
| maturation | the internally programmed growth of a child |
| assimilation | the process of fitting information into one's schema |
| accommodation | the process of adapting one's schema to fit new information |
| object permanence | realization that an object exists even when he/she cannot see it |
| representational thought | intellectual ability of a child to picture something in his/her mind |
| conservation | the principle that a given quantity does not change when its appearance is changed |
| separation anxiety | phase characterized by prolonged absence of a child's mother |
| mental retardation | term applied to children who are unable to learn at the same rate as others |
| telegraphic speech | type of speech where words are left out, but meaning is communicated |
| imprinting | social learning where attachments to people or objects are learned very early in life |
| critical period | specific time in development when certain skills are most easily learned |
| surrogate mothers | AKA substitute mothers |
| socialization | process of learning the rules of behavior for one's culture or society |
| oral stage | Freud's stage where infants associate erotic pleasures with the mouth |
| anal stage | Freud's stage where infants associat erotic pleasure with the elimiation process |
| phallic stage | Freud's stage where children associate erotic pleasure with their genitals |
| oedipal conflict | According to Freud, the male child begins to develop a desire to possess the mother sexually and establishes conflict with the father. |
| identification | process by which a child adopts the values of the same-sex parent |
| internalization | process of incorporating the values of others as part of oneself |
| latency stage | Freud's stage where sexual desires are pushed into the background in favor of exploring the world |
| sublimation | proces of redirecting sexual impulses into learning tasks |
| gential stage | Freud's stage where individual sexual satisfaction depends as much on giving pleasure as receiving pleasure |
| role-taking | aspect of children's play that involves taking on adult roles |