Psychology 1000 Lecture 23: chapter 12 psych lessons
8 Mar 2017
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Longitudinal design: repeatedly test the same cohort as they age and compare scores to see if they change as people age e. g. test language abilities of ten year olds then test the same people. Prenatal development: periods of prenatal development, prenatal development: about 266 days (conception to birth, 1. Germinal stage (10-14 days: zygote (fertilized egg, cell divides repeatedly. Implantation: attaches to uterine lining (~day 7-9: 2. I(cid:374)flue(cid:374)(cid:272)ed (cid:271)(cid:455) ti(cid:373)i(cid:374)g of (cid:449)he(cid:374) the(cid:455) had se(cid:454) (cid:396)elati(cid:448)e to (cid:449)o(cid:373)a(cid:374)(cid:859)s (cid:272)(cid:455)(cid:272)le: y sperm are faster, under ideal conditions (right at point of ovulation) they will get there first. But they are not particularly resilient so less optimal conditions causes y sperm to be less likely to survive. Increase risk of miscarriage/premature birth; low birth weight: heroin, cocaine, baby born addicted withdrawal; cognitive/motor/attention, sensitive periods, thalidomide, major effects depended on when they took it, weeks 4-6 is the period of limb development.
