PSY 150A1 Lecture Notes - Lecture 20: Object Permanence, Mirror Neuron, Autism Spectrum
Document Summary
Branch of psychology that studies physical, cognitive, emotional, and social change across the life span. Zygote: fertilized egg: 23 pairs of chromosomes; of each pair from egg (x), from sperm (x or y) Xy -> male: by 1 week: ~100 cells. Cellular differentiation: by 10-14 days: zygote attaches to uterine wall. Embryo: weeks 2-8, major axis of body forms, 1st signs of organ development. Fetus: 9 weeks -> birth, by 6th month: organs developed enough to (possibly) survive premature birth, sensitive to both light and sound. Decasper & fifer (1980): read cat in the hat aloud 2x daily for 6 weeks before giving birth. Immediately after birth: babies given headphones, pacifier-like device. Peed of pa(cid:272)ifier su(cid:272)ki(cid:374)g = heari(cid:374)g (cid:373)o(cid:373)"s (cid:448)oi(cid:272)e (cid:448)s. a(cid:374)other woman: choose speed that produ(cid:272)ed (cid:373)o(cid:373)"s voice, chose speed that produ(cid:272)ed (cid:373)o(cid:373)"s cat in the hat vs. another story. Suggests that babies have memory of mom reading story. Threats to prenatal development: environment & genetics: environmental threats.