Mood disorders present ________ need not be ruled out for a DSM-5 diagnosis of schizophrenia.
a. for a majority of the total duration of the active and residual periods of the illness
b. for the total duration of the illness
c. for a minority of the total duration of the active and residual periods of the illness
d. concurrently with active-phase symptoms for the length of the illness
Question 2
Adrian, a graduate student, is learning to use DSM-5 and is surprised to find that there are no official subtypes of schizophrenia given, even though he remembers seeing them in previous DSM versions. Which of the following statements is true regarding th
a. The previous subtypes were strong predictors of the course of the disorder.
b. Recent genetic evidence showed that the subtypes were etiologically distinct syndromes.
c. Evidence has shown that the previous subtypes were not qualitatively different disorders.
d. The subtypes were valid.