How the brain works

billions of neurons (tiny nerv cells) computing power cpu
communicate via electical pulse
release chemical signals (neurotransmitters)
neurotransmitters float in synapse

cortex = surface of brainsubcortacal = evilution

nuero cirits = network on connect regions via neurons

neurotransmitter system

serotonin – improves will power, motivation, mood
norepinephrine – enhances thinking, focus, dealing with stress
dopamine – increase enjoyment
oxytocin – promotes feelings of trust, love, connection, reduce anxiety
goba increase felling of relaxation
melatonin – increase quality of sleep
endorphins – provides pain relief, feelings of enerlations
endocannabinoids – improve apatite, peace fullness and well being

frontal limp system: thinking

prefrontal cortex = front 1/3
ceo: planning, decission, impluse, modivation
-worry – guilt – shame

2 axles
dorso – top – thinking
ventral – bottom – emotional

midial – middle – self focused
lateral – side – outside world focused

Limpics system: feeling

exsitment, fear, exsizty, memory, desire

4 regions
hypertalamus – controls stress
amigdala – key 2 reduce fear agziaty neg emotional
hypocampus – longterm memories
sigalat cortex – focus & attention