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Dopamine BY Agnes &AMIE ( A 2 )

Dopamine BY Agnes &AMIE ( A 2 ). What IS DOPAMINE? It is a neurotransmitter (i.e. one of those chemicals that is responsible for transmitting signals in between the nerve cells (neurons) of the brain) that helps control the brain's reward and pleasure centers.

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Dopamine BY Agnes &AMIE ( A 2 )

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  1. DopamineBYAgnes &AMIE (A2)

  2. What IS DOPAMINE? • It is a neurotransmitter (i.e. one of those chemicals that is responsible for transmitting signals in between the nerve cells (neurons) of the brain) that helps control the brain's reward and pleasure centers.

  3. How does Dopamine Works in the Brain?

  4. Functions of Dopamine • stabilizes the brain activity, • regulated flow of information to other parts of the brain and • controls movement • Regulates emotional responses

  5. Having too much or too Little of Dopamine. • Dopamine deficiency can result to Parkinson disease or anhedonia Symptoms are liably to be Fatigue, lack of motivation and depression • Having too much of Dopamine can result to schizophrenia hallucination. Symptoms can be The heartmusclesincreases the impluse rate and bloodpressure from strength of contarction. Read more: http://www.livestrong.com/article/175158-dopamine-vs-serotonin/#ixzz27kXrjWDL http://www.youtube.com/watch?v=ZjH8_hHtumo&feature=player_detailpage

  6. Study about Dopamine • Berridge and Kringelbach (2009). • Aim To study which areas of brain that are involved in the subjective experience of pleasure. • What the researcher found. They found out that the orbitofrontal cortex was active when people reported feeling pleasure. • Conclusion They concluded that dopamine and the nucleus accumbens is perhaps rather involved in pleasure seeking.

  7. Fisher on Dopamine in addiction To love (2004) • Aim: to investigate blood flow in the brains • What the researchers found: “brain system reward” was active. • Conclusion: they confirmed that the pre-experimental self reports supported a correlation between the attitudes towards the lovers brain activity. http://www.ted.com/talks/helen_fisher_studies_the_brain_in_love.html

  8. Sources/refrences • www.livestrong.com • www.psychologytoday.com • www.wikipedia.com • www.Kci.org • www.princeton.edu.com • Psychology for the IB diploma by Jette Hannibal

  9. You know what?

  10. Thanks for listening

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