NBB 201 Lecture Notes - Lecture 19: Allosome, Brainstem, Social Defeat

• School: Emory University
• Department: Neuroscience & Behavioral Sci
• Course: NBB 201
• Professor: Rilling James

Document Summary

In homicides involving intimates (like spouse), most victims are female. Infidelity is associated with aggressive behavior on the male end. Cases of nonfatal violence: female victims tend to be friends or acquaintances of offender, whereas male victims tend to be total strangers, there is a lot of male-male competition in nature. Objectives: testosterone and aggression, serotonin and aggression, testosterone and brain function, serotonin and brain function, maoa allele and aggression. Sex chromosomes: we have 23 pairs of chromosomes; one pair is the sex chromosome, xx=female; xy=male, having y chromosome seems to have lasting developmental influence in terms of neuronal organization. Females as the default plan: there is developmental stage called the undifferentiated stage where the developing e(cid:373)(cid:271)r(cid:455)o does(cid:374)"t yet have male or female reproductive organs. If you have an extra x chromosome, you will develop female internal reproductive organs: gonads will develop into ovaries; mullerian ducts develop- include.