ANT203Y1 Lecture Notes - Life History Theory, Overnutrition, Weaning
Document Summary
Growth: increase in mass or number of cells. Development: differentiation of cells into different types of tissues and their maturation. In humans: skeletal growth and development: ossification: during growth, cartilage cells broken down and replaced by bone cells, stature is looked at to indicate success of growth, status in children, etc. Changes in stature tracked in distance curve; tracking a person"s height from year to year. Velocity curve: amount of increase in height each year. Very much influenced by health and nutrition. Brain growth: pattern of brain growth in humans unique among mammals. Human brain size at birth 25% of its adult size, by 6 months is has doubled to. Nutrition: sect of anthropology, growth and development affected by nutrition; highly important for pregnant women, 1. Lack of access to food containing specific nutrients. Undernourished are more susceptible to infectious disease: 2. Pre-agriculture diet was much lower in fat and higher in proteins. Diabetes; not sure if biological or environmental.
