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Schizophrenia Structural Abnormalities Quiz

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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?

Alzheimer's involves loss of cortex and neural death, but schizophrenia does not (A) Signup and view all the answers

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

Maternal flu during pregnancy (C) Signup and view all the answers

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

Rapid loss of gray matter in the prefrontal cortex (D) Signup and view all the answers

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

Significant loss of neuropil and reduction of dendritic spines (C) Signup and view all the answers

What is associated with gray matter loss in schizophrenia?

Pro-inflammatory cytokines in the cerebrospinal fluid (A) Signup and view all the answers

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

Schizophrenic brains have higher neural density due to low neuropil (A) Signup and view all the answers

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

Increased risk of developing schizophrenia (C) Signup and view all the answers