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a branch of psychology that studies physical, cognitive, and social change throughout the life span.
the fertilized egg; it enters a 2-week period of rapid cell division and develops into an embryo
the developing human organism from about 2 weeks after fertilization through the second month
agents, such as chemicals and viruses, that can reach the embryo or fetus during prenatal development
fetal alcohol syndrome (FAS)
physical and cognitive abnormalities in children caused by a pregnant woman's heavy drinking. In severe cases, symptoms include noticeable facial misproportions.
a baby's tendency, when touched on the cheek, to open the mouth and search for the nipple
biological growth processes that enable orderly changes in behavior, relatively uninfluenced by experience
in Piaget's theory, the stage (from birth to about 2 years of age) during which infants know the world mostly in terms of their sensory impressions and motor activities
in Piaget's theory the stage (from about 2 to 6 or 7 years of age) during which a child learns to use language but does not yet comprehend the mental operations of concrete logic
the principle (which Piaget believed to be a part of concrete operational reasoning) that properties such as mass, volume, and number remain the same despite changes in the forms of objects
in Piaget's theory, the inability of the preoperational child to take another's point of view
theory of mind
people's ideas about their own and others' mental states-about their feelings, perceptions, and thoughts and the behavior these might predict
concrete operational stage
in Piaget's theory, the stage of cognitive development (from about 6 or 7 to 11) during which children gain the mental operations that enable them to think logically about concrete events
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