100% Correct Answers
What is psychosis? Choose the best answer. Correct Answer A significant loss of
contact with reality
What is one misunderstanding of the term schizophrenia, which means split mind (as
coined by Swiss psychiatrist Hans Bleuler), and why is it incorrect? Correct Answer The
misunderstanding is the idea that schizophrenia represents "Jekyll and Hyde"-type
multiple personalities, but the "split" refers to a splitting of thought and emotion, not a
split of personalities.
How common is schizophrenia? Correct Answer Schizophrenia occurs in just under 1%
of the population
Does schizophrenia differ in prevalence by gender? What about age of onset? Correct
Answer Yes, the prevalence differs by gender (males have higher rates by a ratio of 1.4
males to 1 female), and males have slightly earlier onset than females
What symptoms are required for the diagnosis of schizophrenia? Tip: Review the
diagnostic criteria provided in the textbook. Correct Answer A disturbance of 6 months
or more with active symptoms for at least 1 month including two or more of the following
5 symptoms: delusions, hallucinations, disorganized speech, disorganized or catatonic
behavior, and negative symptoms
How do delusions differ from hallucinations? Correct Answer Delusions represent firmly
held beliefs that are not based in reality (e.g., that your neighbors listen to your thoughts
through your dental work) whereas hallucinations represent perceptual experiences
(hearing, seeing, smelling, etc) that are not based in reality (e.g., hearing a voice that no
one else can hear)
What is disorganized speech? Correct Answer Using spoken language in a way that
makes little or no sense to others, such as incoherent speech or the use of neologisms,
made up words
What is disorganized behavior in the context of schizophrenia? Correct Answer A
disruption in basic goal directed activities, that might be evident from insufficient
hygiene or wearing clothing grossly inappropriate for the weather
What are positive symptoms? What are negative symptoms of schizophrenia? Correct
Answer Positive symptoms are those in which an experience occurs that people without
the disorder do not have (something "added"), whereas negative symptoms are those in
which someone is missing an experience that people without the disorder do have
(something "subtracted")