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DeYoung has identified two metatraits of personality (stability and plasticity)and linked those domains to the neurotransmitters serotonin and dopamine.Please describe these metatraits and explain their links with biology.How might this approach to understanding the biology of personality help to organize this area of study? What are some of the advantages of this approach? What are some limitations of this model?
Catecholamines
Organic compounds including neurotransmitters such as dopamine, norepinephrine, and epinephrine, which play a key role in the body's response to stress or physical exertion.
Cerebellum
A brain structure involved in coordination of voluntary movements, balance, and some aspects of cognition and perception.
Corpus Callosum
A large band of neural fibers connecting the two hemispheres of the brain, facilitating interhemispheric communication.
Hypothalamus
A small region of the brain's base responsible for hormonal regulation, temperature control, eating, drinking, and many other critical physiological processes.
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