PSYB20H3 Lecture Notes - Lecture 5: Binocular Vision, Motor Coordination, Corpus Callosum
Document Summary
Lec 05 physical development and health, 0 3 years (chapter 5) Growth is faster in the first few months of life especially during first two years, tapers off in the third year. Genetic influence interacts with environmental influences to determine characteristics: ex. tall parents will probably = tall kids, but can be impacted by factors such as nutrition. Teething 3-4 months, first tooth 5-9 months, full mouth by 2. 5 years. Babies who eat well in their first year are smarter, stronger, healthier, a(cid:374)d (cid:271)etter suited to life(cid:859)s challenges. Majority used to breast feed, by the 1970s, 25% breastfed, but then there was a reversal and now 87. 5% breastfeed. Breastfeeding should begin right away and continue for at least a year. Iga present in breastmilk: also igg different antibody through placenta, main diff iga protects mainly for areas with germs throat, etc. Igg protects mainly circulatory system protects organs that need to develop properly: reasons not to breastfeed.
