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Psych 1 Fair Game Final 6

Psych 1 Fair Game Final 6 - hyperactivity mental retardate...

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Development Epigenetic landscape (Conrad Waddington) Metaphor for biological development; Waddington said that cell fates were established in development much like a marble rolls down to point of lowest elevation; height, outgoingness-marble will roll from birth to maturity; harder for height to form "Nature-nurture" problem Same as maturation vs enculturation; are traits due to heredity or the environemtn Epigenetic inheritance: mechanisms and implication Identical vs. fraternal twins Identical twins tend to have very similar personality traits, even if they were both reared in different families Fraternal twins-two separate individuals and therefore share about as many traits as with any other sets of siblings Effects of drinking and smoking during pregnancy Decreases brain activity, release neuron’s self-destruct program, fetal alcohol syndrome: condition marked by stunted growth of head, body; malformations of face, heart ears; nervous sys dmg;
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Unformatted text preview: hyperactivity; mental retardate. Milder cases normal but have moderate deficits in language, memory, coordination Capabilities of newborns Babies probably have core knowledge about objects and physics of objects; can distinguish human faces from any other object; can imitate Cross-sectional vs. longitudinal studies Cross-sectional: compares groups of individuals of different ages at the same time;several groups of subjects of various ages studied at one time. It’s quick, no risk of confusing age effects with effects of changes in society. Risk of sampling error by selecting different kinds of people and of cohort effects Longitudinal: follows single group of individuals as they develop; one group of subjects studied repeatedly as they develop. Can study effects of one experience on later development, no risk of sampling differences. Takes a long time some participants quit, sometimes hard to separate effects of age from changes in societ...
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