The concordance rates for schizophrenia in identical twins are about three times that of fraternal twins
Indicate whether the statement is true or false
True
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Children gain which of the following skills as their locomotor skills develop?
a. New ways of remaining close to the object of attachment b. New ways for investigating the environment c. New strategies for coping with stressful situations d. All of these
Toy manufacturers need to be careful that toys and parts of toys are too large for children to put into their mouths. Piaget would interpret this as
a. an understanding of children's tendency to assimilate. b. an unnecessary intrusion in the developmental process. c. an understanding of the egocentricity of young children. d. an understanding of children's lack of object permanence.
When extra synapses form in the brain so that the child is ready to learn new skills, it is called
A) experience-expectant development. B) experience-dependent development. C) fragile X syndrome. D) infantile amnesia.
Which one of the following statements provides the best evidence to support the claim that the criteria for diagnosing some disorders have low validity?
A. Professionals looking at the same set of symptoms don't agree on the diagnosis, so the diagnostic criteria probably aren't accurate. B. Making a diagnosis is never purely based on the symptoms; a mental health professional always will make a subjective judgment. C. When revising the last edition of the DSM, the committee made very few changes in the criteria for some of the disorders. D. When a person is given a diagnostic label, the person may behave in a way consistent with the diagnosis, even if they don't have the disorder.