Question: A 13-year-old with inattentive-type attention deficit hyperactivity disorder (ADHD) has a hard time staying focused on the task at hand, has trouble organizing his work, and relies heavily on his mother to follow through with homework. Problem solving is one of the hardest tasks for him. What area of the brain may have aberrant activation and be responsible for difficulty with sustained attention? A 13-year-old with inattentive-type attention deficit hyperactivity disorder (ADHD) has a hard time staying focused on the task at hand, has trouble organizing his work, and relies heavily on his mother to follow through with homework. Problem solving is one of the hardest tasks for him. What area of the brain may have aberrant activation and be responsible for difficulty with sustained attention? Supplementary motor cortex Dorsolateral prefrontal cortex Prefrontal motor cortex Orbital frontal cortex