Schizophrenia

• What are delusions in schizophrenia?

  False beliefs that are illogical and held despite evidence
• What are delusions of persecution?


  Believing others want to harm you
• What delusions of grandeur?


  Believing you are superior eg a celebrity or a
• What do delusions of control involve?


  Believing a force controls your mind
• What is speech poverty in schizophrenia?

  Inability to speak fluently
• What does speech poverty reflect?

  Slowing or blocked thoughts
• What are hallucinations in schizophrenia?

  Disturbances in perception without basis
• What is the most common type of hallucination?

  Auditory: Hearing voices that aren’t there
• What is speech disorganization in schizophrenia?

  Incoherent speech due to jumbled thoughts
• What are psychomotor disturbances?

  Uncontrolled physical behaviours eg tics, twitches, and catatonia
• What is anhedonia?

  Reduced ability to experience pleasure
• What does avolition involve?

  Sharp drop in motivation and goal-directed behavior
• What are the positive symptoms of schizophrenia?

  • Delusions
  • Hallucinations
  • Speech disorganization
• What are the negative symptoms of schizophrenia?

  • Speech poverty
  • Psychomotor disturbances
  • Anhedonia
  • Avolition
• 3 types of delusions


  Persecution, grandeur, and control
• What is catatonia?


  A frozen, statue-like state which is a symptom of schizophrenia
• What are the 7 symptoms of schizophrenia?


  Delusions

  Hallucinations

  Speech disorganisation

  Speech poverty

  Psychomotor disturbances

  Avolition

  Anhedonia
• Research by Rosenhan found that psychiatrists cannot reliably tell the difference between schizophrenic patients and sane people