Based on PET scanning studies, why are 4-year olds are likely to become quickly engaged when exploring a children’s museum, but become mentally fatigued after a short time and want a snack?

a. They are still growing and need frequent snacks to avoid falling asleep from fatigue.
b. They are easily bored and a snack is more interesting than museum exhibits
c. Their brains are using energy at a very high rate and they need to re-energize by resting and having a snack.
d. The museums are not designed to sustain young children’s interest

Answer: c. Their brains are using energy at a very high rate and they need to re-energize by resting and having a snack.

Psychology

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Which of the following questions best summarizes the recent research on the relationship between the Big Five and DSM-IV-TR disorders?

a) To what extent is perceived psychopathology actually a byproduct of cultural differences? b) Does psychopathology represent a qualitative or quantitative difference from normality? c) Into how many different disorders should the mood disorders category of DSM-IV-TR be subdivided? d) Precisely how many basic personality traits does each individual possess?

Psychology

At a parent-teacher conference, a child's parents are astounded to learn that their son has been showing up late for school, despite leaving home with more than enough time to get to school. This behavior MOST closely fits which pattern of conduct disorder?

A) overt-destructive B) overt-nondestructive C) covert-destructive D) covert-nondestructive

Psychology