Research by Rossler and colleagues (2007) found which psychotic-like experience to be most common among the general, non-schizophrenic population?
a. a belief that other people are aware of their thoughts
b. a belief that someone can control their thoughts
c. a belief that they have thoughts that are not their own
d. hearing voices that other people do not hear
Question 2Aaron has been diagnosed with schizophrenia. He has delusions of control, believing that his sister's teddy bear is trying to influence him. It is most likely that Aaron is ____.
a. unaware of the illogical nature of his delusion
b. faking the delusion to get attention
c. using the delusion to escape responsibility for his actions
d. aware that the delusion is illogical
Question 3The recovery model of schizophrenia is based on four assumptions. What is one of these assumptions?
a. All individuals with schizophrenia fully recover from the illness.
b. Schizophrenia is a chronic disorder with an inevitably poor prognosis.
c. Schizophrenia is a chronic medical condition that does not define the individual.
d. Empowering the individual helps correct the sense of powerlessness and dependence that results from traditional medical health care.
Question 4Which statement concerning differences in brain structure between individuals with and without schizophrenia is accurate?
a. Individuals with schizophrenia have enlarged ventricles; individuals without schizophrenia do not.
b. Older adults with schizophrenia have demonstrated a strikingly rapid loss of gray matter compared with non-affected age peers.
c. Decreased cortical volumes have been found in individuals with schizophrenia, but not in people who do not have the disorder.
d. Individuals with schizophrenia have decreased volume in the cortex and other areas of the brain.
Question 5Researchers are exploring the role of quantifiable, heritable, trait-related characteristics that are thought to underlie illnesses that exist before, during, and following remission of a disorder. These characteristics are called ____.
a. genotypes
b. phenotypes
c. endophenotypes
d. genetic markers
Question 6What is the current strategy for determining the role of genetics in schizophrenia?
a. Conducting twin studies
b. Identifying and studying endophenotypes
c. Conducting adoption studies
d. Identifying and studying the interaction between genes and the environment
Question 7Which statement about research on the genetics of schizophrenia is accurate?
a. Too little genetic research has been done to come to any conclusions.
b. Heredity appears to play almost no role in causing schizophrenia.
c. Schizophrenia occurs only among identical and fraternal twins.
d. Multiple genes interact, while single genes make only a minor contribution.