Chapter 7.1, 7.3, & 7.4 Flashcards
developmental psychology
the specialty that focuses on how organisms grow and change over time as a result of biological and environmental influences
nature-nurture issue
the long-standing discussion on the importance of nature (biological) and nurture (environmental) in their influence on behavior and mental processes
twin study
means of separating the effects of nature and nurture by which investigators my compare identical to fraternal twins or compare twins separated in early life and raised in different environments
adoption study
method of separating the effects of nature and nurture by which investigators compare characteristics of adopted children with those of individuals in their biological and adopted families
innate ability
the capability of an an infant that is inborn or biologically based
prenatal preiod
the developmental period before birth
zygote
a fertilized egg
embryo
in humans, the developing organizm during the first 8 weeks of conception
fetus
in humans, the developing organism from the embryonic state to birth
placenta
organ interface between the embryo/fetus and the mother; separates bloodstreams, but allows exchange of nutrients and waste products
teratogen
substances from the environments (viruses or other chemicals) that can damage the developing organism during the prenatal period (HIV, Fetal Alcohol Syndrome)
fetal alcohol syndrome
a set of physical and mental problems seen in children when their mothers drink excessively during pregnancy
neonatal period
in humans, period through the first month after birth
mimicry
imitation of other people’s behavior
synchronicity
the close coordination between the gazing, vocalizing, touching, and smiling of infants and their caregivers
innate reflex
reflexive response present at birth
infancy
in humans, usually from the neonatal period to about 18 months/2 years with the development of language
sensitive period
a span of time during which the organism is especially responsive to stimuli of a particular sort, like hormones and chemicals, or language and visual stimulation
synaptic pruning
the process of trimming unused brain connections, making neurons available for future development
maturation
the process by which the genetic program manifests over time