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Module 8
Prenatal Devolpment and the Newborn | Psychology Eighth Edition in Modules, David G. Myers
10
Psychology
Undergraduate 1
10/03/2009

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Term
developmental psychology
Definition
a branch of psychology that studies physical, cognitive, and social change throughout the human life cycle
Term
zygote
Definition
the fertilized egg; it enters a 2 week period of rapid cell division and develops into an embryo
Term
differentiation
Definition
the specialization in structure and function of embryonic stem cells
Term
embryo
Definition
the developing human organism from about 2 weeks after fertilization to 8 weeks
Term
fetus
Definition
the developing human organism from 9 weeks after conception to birth
Term
teratogens
Definition
agents, such as chemical and viruses, that can reach the embryo or fetus during prenatal development and cause harm
Term
fetal alcohol syndrome
Definition
physical and cognitive abnormalities in children caused by a pregnant woman's heavy drinking. In several cases, symptoms include noticeable facial disproportions.
Term
rooting reflex
Definition
a baby's tendency to, when touched on the cheek, to turn toward the touch, open the mouth, and search for the nipple.
Term
habituation
Definition
decreasing responsiveness with repeated stimulation. as infants gain familiarity with repeated exposure to a visual stimulus, their interest wanes and they look away sooner
Term
the three major issues of developmental psychology
Definition
relative influence of nature/nurtue; is development a continuous process or a series of discrete stages; is personality stable or changing as we age
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