PSY210H5 Lecture Notes - Lecture 4: Depth Perception, Anise, Face Perception
7 May 2012
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Chromosome abnormality: klinefelter (male has two x"s xxy, turner syndrome (female has only one x x0) down syndrome. Environmental risks teratogen: environmental agent such as drug, medication, dietary imbalance or polluting substance that may cause developmental deviations in growing human organism (most threatening at embryonic stage) Teratogens and timing of their effects on prenatal development. Earlier on, period of susceptibility to structural defects. Later on, period of susceptibility to functional defects. Withdrawal symptoms in newborns won"t respond same way normal babies do. Increase risk of sids sudden infant death syndrome. Lower iq scores, poor school performance, higher risk for dependency problems later in life. Preterm infant: born prior to 38 weeks after conception age of viability 22-26 weeks (okay for baby to be born because sufficiently developed) Small for date infant: born after a regular gestation period of 38-42 weeks, but weighs less appropriate. Lower birth weight consequence of having infant exposed to nicotine still in womb.
