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Childrens Understanding of Health
MidTwentieth Centurv Influences
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ability activities adolescence adults allele attachment baby's basic become behavior birth body boys brain caregiver cause cells cervix changes Chapter chil child development childbirth Children's Defense Fund chromosomes classical conditioning cognitive development complex concept cultural developmental dishabituation early childhood ecological systems theory effects emotional environment environmental example experiences factors fetus Figure genes genetic girls heredity hormones human important increases infants and toddlers information processing intelligence test interaction language learning look mature meiosis ment mental middle childhood mother motor development motor skills newborn babies objects organized ovum parents pattern percent period physical growth Piaget placenta play pregnancy prenatal prenatal development preoperational preschoolers preterm problems programs Rachel reflex relationship response result scores sensorimotor social social learning theory stage stimulation Table teratogens theory thinking tion understanding uterus X chromosome Yolanda young children youngsters zygote