Schizophrenia Structural Abnormalities Quiz
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Questions and Answers

What cellular-level issue is related to schizophrenia based on the text?

  • Cortical thinning (correct)
  • Neural overgrowth
  • Enhanced arborization
  • Increased synaptic connectivity
  • What distinguishes the developmental process of a schizophrenic brain from a healthy brain?

  • Over-pruning leading to reduced synaptic connectivity (correct)
  • Under-pruning leading to excessive synaptic connectivity
  • Synaptic overgrowth in the healthy brain
  • Enhanced arborization in the schizophrenic brain
  • What is a possible explanation for the coincidence of schizophrenia development and onset of late adolescence according to the text?

  • Genetic mutations occurring in late adolescence
  • Hormonal imbalance during late adolescence
  • Environmental toxins affecting brain development in late adolescence
  • Brain going through profound changes during late adolescence (correct)
  • What distinguishes Alzheimer's involvement from schizophrenia in terms of cortical loss and neural death?

    <p>Alzheimer's involves loss of cortex and neural death, but schizophrenia does not</p> Signup and view all the answers

    What is a risk factor for schizophrenia mentioned in the text?

    <p>Maternal flu during pregnancy</p> Signup and view all the answers

    What structural difference is observed in the MRI of prodromal adolescents who later develop schizophrenia?

    <p>Rapid loss of gray matter in the prefrontal cortex</p> Signup and view all the answers

    What is the impact of schizophrenia on neuron bushy-ness and synaptic networking?

    <p>Significant loss of neuropil and reduction of dendritic spines</p> Signup and view all the answers

    What is associated with gray matter loss in schizophrenia?

    <p>Pro-inflammatory cytokines in the cerebrospinal fluid</p> Signup and view all the answers

    How do schizophrenic brains differ from healthy brains in terms of neural density?

    <p>Schizophrenic brains have higher neural density due to low neuropil</p> Signup and view all the answers

    What is indicated by a greater expansion of the third ventricle in prodromal adolescents who later develop schizophrenia?

    <p>Increased risk of developing schizophrenia</p> Signup and view all the answers

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