Across
- 3. plays a role in movement, memory and pleasurable ______ and motivation.
- 4. a mental disorder in which people interpret reality abnormally; may result in some combination of hallucinations, delusions, and extremely disordered thinking and behavior that impairs daily functioning, and can be disabling
- 7. causes unintended or uncontrollable movements, such as shaking, stiffness, and difficulty with balance and coordination
- 9. type: _________ measures
- 10. persistent sadness and a lack of interest or pleasure in previously rewarding or enjoyable activities
- 12. (cont. of method)Following this, participants were exposed to an image of an emotionally neutral _____________ for 30 seconds and then completed another filler activity for 20 seconds. These steps were repeated 6 times.
- 16. relevance: The areas in which dopamine was observed are both rich in dopamine and form part of the dopaminergic pathway, which generates and transmits dopamine in the brain. Because these areas were activated when exposed to images of loved ones, it is suggested that exposure to such images contributes to _______ levels of dopamine.
- 17. method: participants viewed images while their brains were scanned in an fMRI scanner. First, each participant viewed an image of a person they _____ for 30 seconds. They were then given a filler activity in which they had to count backwards from a certain number for 40 seconds.
- 18. ______ levels of dopamine lead us to seek and repeat behaviors and/or activities that are pleasurable.
Down
- 1. When _______ is released, it contributes to alertness and wakefulness
- 2. Used by nervous system to send _________ between nerve cells
- 5. Dopamine’s _______ :responsible for allowing you to feel pleasure, satisfaction and motivation.
- 6. results: In response to images of their loved ones, activation was observed in the dopamine-rich _______ systems of the participants.
- 8. Problems at work or school, including poor performance, lateness or absenteeism, social dysfunction, loss of energy or motivation, neglecting one's appearance, and spending excessive amounts of money on the substance.
- 11. high _______ validity: little to no confounding variables since population size allowed researchers to reach a wide range of people.
- 12. usually first diagnosed in childhood and often lasts into adulthood. Children with _____ may have trouble paying attention, controlling impulsive behaviors (may act without thinking about what the result will be), or be overly active.
- 13. Dopamine is both an excitatory and _______ neurotransmitter.
- 14. aim:to investigate neural mechanisms associated with the _________ system
- 15. Acts as a “trigger” for voluntary ______ movement