schizophrenia

What is schizophrenia primarily characterized by?

• Impairments in the way reality is perceived and associated changes in behavior.

• A split personality disorder.

• A lack of motivation and social interaction.

• Problems with attention and decision-making.

Which of the following is considered a psychotic (positive) symptom of schizophrenia?

• Blunted affect

• Alogia

• Hallucinations

• Avolition

Which of the following is NOT a negative symptom of schizophrenia?

• Blunted affect

• Anhedonia

• Delusions

• Asociality

According to the DSM-5, which of these is a diagnostic symptom for schizophrenia?

• Delusions

• Hallucinations

• Disorganized speech

• All of the above

Which of the following is a required criterion for a schizophrenia diagnosis according to DSM-5?

• Significant impairment in functioning for at least 3 months

• Presence of at least two symptoms, with one being delusions, hallucinations, or disorganized speech

• Active symptoms for at least 6 months

• Symptoms must be due to substance abuse

An imbalance in which neurotransmitters is primarily suggested as a cause of schizophrenia?

• Serotonin and Acetylcholine

• Norepinephrine and GABA

• Dopamine and Glutamate

• Endorphins and Oxytocin

Which of the following environmental factors is associated with an increased risk of developing schizophrenia?

• Rural upbringing

• High birth weight

• Winter birth

• Absence of gestational diabetes

What is the estimated relapse rate within one year for untreated schizophrenia patients?

• 20%

• 40%

• 60%

• 80%