Developing Through The Life Span Chapter 5 Flashcards
Embryo
The developing human organism from about two weeks after fertilization through the second month
Zygote
The fertilized egg: it enters a 2-week period of rapid cell division and develops into an embryo
Fetus
The developing human organism from 9 weeks after conception to birth
Teratogens
Agents, such as chemicals and viruses that can reach the embryo or fetus during prenatal development and cause harm
Fetal alcohol syndrome (fas)
Physical and cognitive abnormalities in children caused by a pregnant woman’s heavy drinking
Habituation
Decreasing responsiveness with repeated stimulation. As infants gain familiarity with repeated exposure to a visual stinilus, their interest wanes and they look away sooner
Maturation
Biological growth processes that enable orderly changes in behavior, relatively uninfluenced by expierence
Cognition
All the mental activities associated with thinking, knowing, remembering, and communicating
Schema
A concept or framework that organizes and interprets information
Assimilation
Interpreting out new experience in terms of our existing schemas
Accommodation
Adapting our current understandings (schemas) to incorporate new info
Sensorimotor stage
In piagets theory the stage from birth to two years of age during which infants know the world mostly in terms of their sensory impressions and motor activities
Object permanence
The awareness that things continue to exist even when not perceived
Pre operational stage
In paigets theory the stage from about two to six years of age during which a child learns to use language but does not yet comprehend the mental operations of concrete logic
Conservation
The principle that properties such as mass,volume, and number remain the same despite the same changes in the forms of objects