11/11 - 11/11/05 1. Aggressive Behavior a. Biological...

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11/11/05 1. Aggressive Behavior a. Biological Determinants i. The limbic system ii. Hormones, Sex and Aggression 1. Testes Testosterone (Androgens) 2. Ovaries Estrogen, progesterone iii. Edward 1. Took males a. Castrated them at birth 2. Took Females a. Injected them with testosterone iv. Gorski 1. Took normal males and females a. Took a slice from each sex i. Put them on a dissecting microscope side by side ii. Looked at the hypothalamus 1. On males, he finds the SDN a. 3-5 times more than in females v. Rasisman and Field 1. Under and electron microscope a. Looked at synapses i. Axo-dendritic synapse (more in females) 1. Axons to dendrites ii. Axo-Somatic synapse (more in males) 1. Axons past the dendrites 2. Castrate genetic males at birth 3. Let them grow into adult hood a. Males have Axo-dendritic now vi. John Money and Anka Ehrihardt 1. Studied humans 2. PIH (Progestin-Induced hermaphroditism) 3. Women who are at risk for a miscarriage a. Given a synthetic version or progesterone
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11/11 - 11/11/05 1. Aggressive Behavior a. Biological...

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