Biological Causes and Classifications of Schizophrenia Recap

How many different genes did Ripke et al (2014) find that lead to an increase in the risk of developing schizophrenia?

• 180

• 810

• 108

• 188

Fill in the blanks: N_____ C_________

• Neuron Contact

• Neural Correlates

• Neural Contact

• Neuron Correlates

Fill in the blanks: D_______ H_________

• Dopamine Hypothesis

• Directional Hypothesis

• Dopamine Hypogenisis

• Double Hypothesis

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

• Hallucinations

• Delusions

• Disorganised Speech

• At least two of the above symptoms

How long must symptoms be present for a schizophrenia diagnosis in the DSM-5?

• 1 week

• 1 month

• 6 months

• 1 year

Which classification system is used primarily in Europe for diagnosing schizophrenia?

• DSM

• ICD

• APA

• WHO

Who produced the ICD?

• DSM

• ICD

• APA

• WHO

In the ICD-11, which of the following symptoms must be present to diagnose schizophrenia?

• Auditory Hallucinations Only

• A single clear symptom, such as though disorder or delusions

• Three or more negative symptoms

• Continuous mood disturbance

The Rosenhan study famously questioned the validity of psychiatric diagnoses by showing that:

• Psychiatrists consistently over-diagnose schizophrenia.

• Schizophrenia symptoms are often missed by general practitioners.

• • Normal individuals could be diagnosed with schizophrenia after simulating symptoms.

• Diagnosis was entirely dependent on patient self-report.

Who proposed that the DSM and ICD diagnostic criteria are more often applied inconsistently between different countries?

• Reliability

• Co-Morbidity

• Symptomatology

• Prognosis