the brain pt.iv (teenage brain and phineas gage) Flashcards
Who was Phineas Gage?
A railway construction worker
When was p.g. injured?
1845
What and how long after his injury did Phineas Gage die of?
Late onset epilepsy, 12 years after the accident
How was pg injured?
Iron rod through his left cheek and the top of his head.
why p.g. important?
earliest recorded case of brain damage affecting behaviour and personality in frontal areas of brain
How old when brain no longer adolescent
approx 25
which region of brain last to develop?
prefontal cortex
what is the prefrontal cortex for?
decision-making; thinking about future; consequences
adolescents vs adults learning?
adolescents learn quicker and with more accuracy
why are teenagers risk-takers?
hyperactive striatum
which neurotransmitter is risk-taking linked to?
dopamine
