psychology mod. 40

delusions

*False beliefs*, often of persecution or grandeur, that may accompany psychotic disorders

brain abnormalitites

-dopamine over-activity -abnormal brain activity

genetic influences

-fetal-virus

schizophrenia

A group of severe disorders characterized by disorganized and delusional thinking, disturbed perceptions, and inappropriate emotions and actions.

Which of the following best illustrates a negative symptom of schizophrenia? A. delusions B. a motionless body C. inappropriate rage D. hallucinations

B. a motionless body

Which of the following is NOT true regarding schizophrenia? A. It usually appears during adolescence or early adulthood. B. It occurs more frequently in people born in winter and spring months. C. It occurs more frequently in lightly populated areas. D. It occurs less frequently as infectious disease rates have declined.

C. It occurs more frequently in lightly populated areas.

Among the following, which is generally accepted as a possible cause of schizophrenia? A. an excess of endorphins in the brain B. being a twin C. a genetic predisposition D. extensive learned helplessness

C. a genetic predisposition

catatonia

Disorganized muscle behavior characterized by various unusual physical movements or stillness.

Hearing voices would be ________ believing that you are Napoleon would be ________.

Hallucination and delusion

Which group of severe disorders is characterized by disorganized thinking, disturbed perceptions, and inappropriate emotions and actions?

Schizophrenia

psychosis

a psychological disorder in which a person loses contact with reality, experiencing irrational ideas and distorted perceptions

People are more likely to recover from ________ schizophrenia than from ________ schizophrenia.

acute, chronic / reactive, process

False beliefs of persecution that may accompany schizophrenia are called

delusions

Mr. James believes that people are constantly laughing at him and that FBI agents are trying to steal his life savings. Mr. James is most clearly suffering from

delusions

acute schizophrenia

develops rapidly -recovery is likely -experience positive symptoms

hallucination

false perception

Michael complains that threatening voices are constantly telling him that he is so evil he should drown himself. Michael is experiencing

hallucinations

Therapeutic drugs that block dopamine receptors are most likely to reduce

hallucinations

positive symptoms of schizophrenia

hallucinations, talk in disorganized and deluded ways, exhibit inappropriate laughter, tears, or rage -presence of inappropriate behavior

Cocaine may ________ symptoms of schizophrenia by ________ dopamine levels.

increase, increasing

A PET scan study of people with ________ found increased activity in the amygdala

paranoia

Evidence suggests that ________ contribute(s) to schizophrenia

prenatal viral infections

When schizophrenia is slow to develop, called ________ schizophrenia, recovery is ________.

process, unlikely

Mr. Kalish, a long-term government employee, falsely believed that his supervisor was a communist agent who was putting poison in the employees' coffee. When Mr. Kalish was referred to a psychiatrist, he claimed to be the grandson of Abraham Lincoln. Mr. Kalish is most likely suffering from

schizophrenia

Mrs. Higgins believes that aliens from another planet have removed her stomach and are watching her to see how long it takes her to grow another one. Mrs. Higgins is most likely suffering from

schizophrenia

chronic schizophrenia

slow developing process -recovery is doubtful -social withdrawal is common (negative)

negative symptoms of schizophrenia

toneless voices, expressionless faces, or mute rigid bodies -absence of appropriate behavior

Research evidence links the brain abnormalities of schizophrenia to ________ during prenatal development.

viral infection