psych_0128

psych_0128 - 1/28 Monday 4th week Human development Infancy...

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th week Human development Infancy Prenatal development: zygote fertilized egg cell Embryo 2 – 8 weeks 7 weeks brain regions developed enough to produce movements 36 weeks hear and eye movement The maternal-fetal connection Everything the mother consumes reaches the bagy Defects: fetal alcohol, smoking, nutrition Fetal alcohol syndrome Have too much alcohol = stunted growth, neurological damage, facial deformities, learning disabilities and mental retardation Maternal smoking Why is alcohol bad? During prenatal development, growing neurons need persistent excitation to survive, but alcohol facilitates GABA This leads neurons to self – destruct (they’re prevented from receiving excitatory neurotransmitters Any chemicals that increase activity at inhibitory synapses, such as tranquilizers, anesthetics and anti depressants, should be avoided. Faces: is which interests the baby the most
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psych_0128 - 1/28 Monday 4th week Human development Infancy...

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