Chapter 10 Flashcards
What is developmental Psychology?
the study of how behavior and mental processes change over the lifespan
what is the post hoc fallacy?
the assumption that because an event happened before another event it must have caused that event
what are bidirectional influences?
influences go both ways
- experiences shape development but development shapes experiences.
what is cross-sectional design research?
research design where people of different ages at a single point in time are studied
what are cohort effects?
effects observed in a sample of participants that results from indviduals in the sample growing up at the same time
what is longitudinal research design?
research design that examines development in the same group of people on multiple occasions over time - as the ppl age - track them over time
what are two developmental myths?
infant determinism
childhood fragility
what is infant determinism?
the assumption that events that happen early in our lives have more impact than ones later
what is childhood fragility?
children are delicate creatures that are easily damaged
when do the most dramatic changes occur in development?
in prenatal devlopment
what is the germinal stage?
the zygote divides over and over to form a blastocyst
what is the embryonic stage?
mid-second week cells assume different functions
blastocyst becomes embryo
lasts until 8 weeks
what is the fetal stage?
starts at 9th week
major organs develop
heart beats
begins to bulk up until birth
what is the order of prenatal developmental stages?
germinal stage
embryonic stage
fetal stage
when does the brain begin to develop?
about 18 days
what are taratogens?
substances that cause cognital disorders in a developing embryo
- smoking
FAS
alchohol
tabaco
drugs
medications
what is one of the most prevalent taratogens?
cigarette smoking
what are the two reflexes babies are born with?
sucking and rooting
voluntary motor behaviour is learned from __ and _–
trial and error
Kids have larger ___ than the adult body
head
and torso