Schizophrenia Spectrum Disorders

Question 1

Gender difference with schizophrenia

Answer 1

women with schizophrenia tend to have later illness onset, lower negative symptom severity, greater affective symptoms, and better social, cognitive, and premorbid functioning than men with schizophrenia.

Question 2

Neuropsychological expectations among schizophrenia

Answer 2

moderate to severe deficits across almost all neuropsychological functions: with memory, attention, and executive functioning demonstrating the most robust impairments.

Question 3

Which treatment has shown consistent benefits for cognitive functioning in schizophrenia

Answer 3

cognitive remediation

Question 4

Early-onset schizophrenia

Answer 4

development of the disorder between the ages of 13 and 17.

Question 5

Childhood-onset schizophrenia

Answer 5

development of the disorder before age 13

Question 6

The genetic risk for schizophrenia is best explained by…

Answer 6

thousands of genetic variations, each of which has a small effect

Question 7

The diagnosis of schizophrenia requires continuous signs of disturbance lasting for at least what period of time?

Answer 7

6 months

Question 8

Brief psychotic disorder duration

Answer 8

lasts 1 day to 1 month

Question 9

Schizophreniform vs schizophrenia

Answer 9

Schizophreniform disorder has the same symptoms as schizophrenia but does not last 6 months and does not require a decrement in functioning for a diagnosis.

Question 10

Which of the following neurocognitive functions is generally best preserved among individuals with schizophrenia?

Answer 10

visuospatial reasoning

Question 11

average deficit in SD to be about how far below normative expectations for individuals with chronic schizophrenia?

Answer 11

1.0 to 1.5 standard deviations

Question 12

All of the conventional or first-generation and most of the atypical or second-generation antipsychotic drugs share which pharmacological property?

Answer 12

D2-type dopamine receptor antagonism

Question 13

Features of the prodromal phase:

Answer 13

marked by an increasing tendency toward social withdrawal, declines in role functioning, and brief, intermittent or subthreshold psychotic symptoms, including perceptual disturbances and odd, unusual, or suspicious thinking, that occurs with increasing frequency and conviction.

Question 14

schizophrenia is approximately X% heritable.

Answer 14

80%