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Paul believes that taking a stimulant medication (e.g., Ritalin) will increase college students’ attention spans. To test his hypothesis, he recruits five friends who take ADHD medications and asks them to complete a measure of attention two hours after they have taken their medication. What is wrong with Paul’s research strategy?

Which of the following intervention strategies is most consistent with a behavioral approach to psychotherapy for child psychological problems?

Which of the following symptoms is consistent with anorexia nervosa but not avoidant or restrictive food intake disorder?

Which of the following would meet DSM criteria for a traumatic event for a child who may be experiencing PTSD?

Identify the true statement: (D1)

Which of  the following eating disorders is most commonly comorbid with obsessive-compulsive disorder?

​Which of the following symptoms is consistent with parasympathetic nervous system activation?

Jessica, a 12-year-old girl, recently began developing severe facial acne. She has experienced sadness, social avoidance, and worries about the future. She fears that others perceive her face as ugly and repulsive. Which diagnosis is most consistent with Jessica’s symptoms?

Which of the following disorders has the greatest neurobiological etiology in children?

Which of the following parenting strategies is most likely to reduce children’s risk for developing anxiety disorders? ​