PSYCH 230 Study Guide - Final Guide: Human Sexual Activity, Periaqueductal Gray, Ventromedial Nucleus Of The Hypothalamus
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If the sperm that enters the egg has a y chromosome, the offspring is male; if an. In mammals, this process begins before birth and continues into adulthood: describe the roles for the following hormones in development: dht, t, amh, e. Amh: causes regression of the mullerian system (defeminizing) Dht: masculinizes external structures ) via the enzyme 5 -reductase. T: masculinizes the system by promoting development of the wolffian system. What do we mean when we say the brain is sexually dimorphic? what causes this: sexual dimorphism refers to the condition in which males and females exhibit marked sex differences in appearance. In songbirds, the syrinx is the vocal organ; the syrinx and brain regions controlling song (hvc and robustus archistriatum, ra), are five to six times larger in males (that sing complex songs) than in females (that do not sing)
