studying “womb to tomb,” from before birth until death
developmental psychology
studying the same group for a very long period of time
longitudinal research
studying people from a variety of ages to get the same effect as the same group for a long time
cross-sectional research
the transmission of genetic material (physical and psychological traits)
heredity
this is composed of strands of DNA
chromosomes
how many chromosomes do you have?
46
strands of DNA
genes
the name for the codes of your literal genetic makeup
genotype
a name for the visible aspects of your genetic makeup (eye color, etc)
phenotype
what are the three prenatal phases
germinal, embryonic, fetal
how long is the germinal phase
conception until two weeks
the fertilized cell (conception) becomes WHAT after the germinal phase
zygote
how long is the embryonic phase
two to eight weeks
the zygote becomes WHAT during the embryonic stage
embryo
how long is the fetal stage
eight weeks until birth (38 weeks)
times during development where you are highly sensitive to outside influences
critical periods
substances that can alter the normal course of in-utero development in negative ways
teratogens
another word for newborn
neonate
automatic behaviors that you are born with
reflexes
a reflex that you are born with where when you touch a newborn on the cheek, they turn their head that way
rooting
a reflex that you are born with where when you put your finger in a newborn’s had, they will hold it tightly
grasping
a reflex that you are born with where when a newborn is startled by a loud noise or sudden change in position, they throw out their arms
moro reflex
a reflex you are born with in which a newborn spreads their toes when the bottom of their foot is stroked
babinski reflex
physical and psychological development after birth
maturation