The Limbic System (AKA inner brain) LOCATION: Deep within brain, next to thalamus, at top of brain stem FUNCTION? – The 4 Fs : fight, flight, food, fornication!
Hormones & the Endocrine System. I. The Effects of Prenatal Hormones on Sexual Development XX & XY – first 6 weeks of life all embryos are female 1. Primordial.