PSYC 1200 Lecture Notes - Sexually Transmitted Infection, Mary Ainsworth, Umbilical Cord
11 Dec 2013
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Document Summary
The innate aspect of development in which human thought and behaviour is heavily influenced by genetically-controlled processes. Environmental factors can help or harm this process. The learned aspect of development in which socio-cultural environment teaches children the rules they need to follow and behaviours that are appropriate in different situations. An individual"s genes may support or interfere with this process. Sperm in pursuit of an ovum a fertilized ovum zygote divides and forms a grouping of cells (or blastocyst) Outer part of the blastocyst forms the placenta & umbilical cord, which allows the mother to provide nutrients and remove wastes. Begins with implantation into the wall of the uterus 2-8 weeks after conception. Secretion of testosterone between weeks 4-8 causes development into a male, otherwise a female result. Development initiated in the embryonic stage that continues until birth. Most brain development occurs during last 12 weeks of pregnancy.
