Exploring Structural Abnormalities and Brain Function in ADHD
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Questions and Answers

Which of the following is NOT a structural abnormality associated with ADHD?

  • Lower grey matter density
  • Increased cortical thickness (correct)
  • White matter abnormalities
  • Reduced total brain volume

    • What is the main role of prefrontal cortical circuits in ADHD?

  • Regulating attention and behavior (correct)
  • Causing hyper-stimulation
  • Delaying cortical maturation
  • Increasing total brain volume

    • Which neurotransmitter is believed to balance incoming signals to make good network connections in ADHD?

  • Dopamine
  • Serotonin
  • Norepinephrine (correct)
  • Acetylcholine

    • What is the role of dopamine in ADHD?

    <p>Reducing 'noise' in the network</p> Signup and view all the answers

    Which brain areas provide input to the prefrontal cortex in ADHD?

    <p>Locus coeruleus (LC) and ventral tegmental area (VTA)</p> Signup and view all the answers

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