Lec. 9 (prenatal + infancy) Flashcards
a single sperm cell penetrates the outer coating of the egg and fuses to form one fertilized cell
conception
a _____ is a fertilized cell with 100 cells
zygote
at about _____ _____, the zygote turns into an EMBRYO
14 days
during prenatal development, the embryo is especially susceptible to the _______ here
environment (what mom eats, viruses, smokes)
at ______ ______, an embryo turns into a FETUS
9 weeks
chemical or viruses that can enter the placenta and harm the developing FETUS
teratogens
a way to organize a lot of ideas; a “concept” or category
schema
mental molds into which we pour our experiences
schemas
schemas are like a _____ ______ for our experiences/ideas
file folder
who came up with the Theory of COGNITIVE DEVELOPMENT
Piaget
theory regarding the two processes that allow infants to gain new knowledge about the world
cognitive development
two process that allow infants to gain NEW knowldge about the world (Cognitive Development):
1) assimilation
2) accommodation
process of cognitive develop: the process of trying to fit new objects into EXISTING schemas
assimilation
process of cognitive develop: the process of CHANGING existing schemas to fit new objects
accommodation
Piaget’s Stages of Development (4):
1) sensorimotor
2) preoperational
3) concrete operational
4) formal operational
age for sensorimotor stage = `
0 -2
age for preoperational stage =
2 - 7
age for concrete operational =
7 - 11
age for formal operational =
12 +
as Piaget’s stages of development progesses, ______ ______ increases
thinking power
piaget stage of development: mental acitvity is confined to schemas about sensory functions and motor skills; “out of sight/reach, out of mind”
sensorimotor
in sensorimotor stage, you learn by conducting experiments to understand _____, ______, and ______
time, space, and causality
END of sensorimotor stage is _______ ______
object permanence
the realization that an object still exists if you cannot see it
object permanence
thinking during the sensorimotor stage is dominated by what they can _____ and ______
see + reach
piaget stage of development: begin to understand, create, and use SYMBOLS to represent things that are not present (ex: a picture of mommy represents mommy; a doll represents a friend)
preoperational
during preoperational stage, they begin to make ______ _______ about the world as they try to determine how things work
intuitive guesses