According to Piaget, an infant's first schemes are built around:
a. the basic reflexes present at birth
b. sensory experiences early in life, such as hearing the mother's voice
c. concepts involving voluntary movement, such as picking up a rattle
d. the infant's production of language sounds, such as cooing and babbling
a
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Research indicates that the highly structured intensive behavior therapy techniques developed by Ivor Lovaas and his colleagues
a. can be very effective within very short periods of time. b. only work when combined with antipsychotic medications. c. lead only to temporary improvements. d. can be effective but only when they are provided many hours a week and for many years.
Which socioeconomic class has the highest annual prevalence of schizophrenia?
A. lower B. middle C. lower-middle D. upper