3.2.2 Structural Abnormalities (Sch) Flashcards

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1
Q

When could this theory be developed?

A

When brain scanning technology was invented

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2
Q

(Enlarged ventricles) what are ventricles?

A

Fluid filled cavities

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3
Q

(Enlarged ventricles) in some individuals with schizophrenia what is found?

A

Lateral ventricles appear to be larger

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4
Q

(Enlarged ventricles) where are the lateral ventricles found?

A

The cerebral hemispheres

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5
Q

(Cortical atrophy) cortical atrophy means loss of what?

A

Neurons in the cerebral cortex

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6
Q

(Cortical atrophy) where can cortical atrophy occur?

A

All over the brain or in a specific area

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7
Q

(Cortical atrophy) if it occurs all over the brain the brain looks like it has what?

A

Shrunk

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8
Q

(Cortical atrophy) cortical atrophy leads to loss to what associated with these areas?

A

Cognitive functions

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9
Q

(Cortical atrophy) atrophy results in widening of what?

A

Grooves called sulci in cerebral cortex

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10
Q

(Cortical atrophy) widening of sulci characterises what?

A

Brains of 20-35% of people with chronic schizophrenia

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11
Q

(Reversed cerebral asymmetry) in most individuals which hemisphere is larger?

A

Left

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12
Q

(Reversed cerebral asymmetry) in some individuals with schizophrenia which hemisphere is larger?

A

Right (Reversed cerebral asymmetry)

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13
Q

(Reversed cerebral asymmetry) people with schizophrenia having smaller left ventricle could explain what symptom?

A

Alogia

Left hemisphere is responsible for language

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14
Q

(Season of birth) studies indicate children born when have higher incidence of schizophrenia?

A

Winter and early spring

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15
Q

(Season of birth) how much higher is their incidence of schizophrenia?

A

10%

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16
Q

(Season of birth) why might babies born then have higher incidence of schizophrenia?

A

Lack of sunlight in these months
Vitamin d deficiency
Affecting brain development