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 (A)</p> Signup and view all the answers

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

<p>Maternal flu during pregnancy (C)</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 (D)</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 (C)</p> Signup and view all the answers

What is associated with gray matter loss in schizophrenia?

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

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