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Dopamine
Dopamine plays many roles in the brain. It is related to movement, motivation, and reinforcement of behavior.
Dopamine appears to exert significant effects in two regions of the brain's cortex, the motor cortex, and the insular cortex. The insular cortex is critical for many cognitive functions related to the perception of the body's internal states, including physical and emotional states.
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Tracking dopamine
Dopamine, like other neurotransmitters, helps neurons communicate with each other over short distances. Most of the brain's dopamine is produced in the midbrain by neurons that connect to the striatum.
High dopamine concentrations do not make the neurons more active. H...
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Long-range effects
Researchers set out to determine if dopamine might affect more distant locations in the brain.
The regions that showed the most significant surges in activity in response to dopamine were the motor cortex and the insular cortex. The findings can help researchers understand the...
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Long-range effects
Researchers set out to determine if dopamine might affect more distant locations in the brain.
The regions that showed the most significant surges in activity in response to dopamine were the motor cortex and the insular cortex. The findings can help researchers understand the...
Other dopamine facts
- Dopamine is a neuromodulator – influences the communication of many neurons at once.
- There are 2 main neutral circuits used by dopamine to exert effects: (1) mesocortical limbic pathway – responsible for reward, motivation, craving; (2) nigrostriatal pathway
Dopamine Functions
Dopamine is an important chemical messenger that plays several important roles in the brain and body:
- It influences moods and feelings of reward and motivation: When released in large amounts, it creates feelings of pleasure and reward, which motivates you to repeat a specific ...
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