#BAW2016: “The birth of consciousness: a story of brain creation” by Shane Hegarty

‘I think therefore I am’. While René Descartes’ profound quote may underestimate the elusive existential truth of what makes us human, brain creation is intrinsically linked to human creation. Have you ever wondered how your brain is created? The answer emanates from the microscopic, but miraculous, embryo. Succeeding the unlikely event of reproduction, the embryo consists of multiplying stem cells that can become any human cell type. Once inside the womb, stem cells choose one of three fundamental cell fates: ecto-(outer), meso-(middle) or endo-(inner) derm (cell layer). The three-week-old embryo consists solely of these three cell layers. The outer ectoderm eventually becomes outer-body parts (skin/hair/teeth), the middle mesoderm develops into bones, muscles and blood vessels, while the inner endoderm layer forms our inner-body compartments (gut/lungs). So where does our brain…


Link to Full Article: #BAW2016: “The birth of consciousness: a story of brain creation” by Shane Hegarty