Zusammenfassung der Ressource
Frage 1
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All of the following are positive symptoms of schizophrenia except:
Antworten
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Social withdrawal
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Auditory hallucinations
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Disorganised speech
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Visual hallucinations
Frage 2
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The negative symptoms of schizophrenia:
Antworten
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Are best illustrated by delusions
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Are likely to be caused by excessive brain dopamine activity
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Represent the absence of behaviours that are usually present
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Are best illustrated by poor abstract thinking
Frage 3
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The positive symptoms of schizophrenia may be caused by:
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An imbalance of norepinephrine in the brain
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A single recessive gene
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Excessive activity in forebrain dopamine circuits in the brain
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Excessive activity in midbrain dopamine circuits in the brain
Frage 4
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The fact that the odds of a child born to two parents, both of whom have schizophrenia, is less than 50% suggests that:
Antworten
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Schizophrenia is associated with infertility
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Schizophrenia is not produced by a single gene
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Schizophrenia is a metabolic disorder
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Schizophrenia is produced by a single dominant gene
Frage 5
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Imagine that you have been handed a list of drugs and that beside each drug name is a number that represents the potency of that drug for blocking midbrain dopamine receptors (where a low number means a greater potency at blocking). Which would you choose for the treatment of schizophrenia?
Antworten
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Potency value = 0.1
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Potency value = 0.3
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Potency value = 1.0
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Potency value = 5.0
Frage 6
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Administration of high doses of which of the following drugs would be expected to produce the positive symptoms of schizophrenia:
Frage 7
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John has been diagnosed with schizophrenia and has shown improvement in positive symptoms while taking chlorpromazine (CPZ). John may be at risk of his positive symptoms returning if he:
Antworten
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Stops taking CPZ and takes cocaine at a party
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Takes double his CPZ does per pay
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Mixes alcohol with CPZ
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Takes reserpine in addition to CPZ
Frage 8
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The mesolimbic pathway projects from the ___________ to the __________:
Antworten
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Substantia nigra; caudate
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Globus pallidus; ventral tegmental area
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Ventral tegmental area; frontal cortex
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Ventral tegmental area; nucleus accumbens and amygdala
Frage 9
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Clozapine is referred to as an "atypical" antipsychotic drug because it:
Antworten
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Can reverse positive symptoms of schizophrenia without producing tardive dyskinesia
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Is more potent at blocking D2 than D4 receptors
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Effectively treat schizophrenia but also produces motor side effects
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Does not have any effect on dopamine
Frage 10
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The negative symptoms of schizophrenia may be related to:
Frage 11
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Which of the following suggests that schizophrenia may be associated with atypical neuroanatomy:
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The size of the lateral ventricles increases in people with schizophrenia
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The size of the lateral ventricles decreases in people with schizophrenia
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Older people, who have already lost substantial numbers of neurons, are more likely to develop schizophrenia than younger people
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The neurological symptoms observed in schizophrenia are unique to schizophrenia
Frage 12
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The major affective disorders are also known as:
Frage 13
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_______________ is/are NOT an effective treatment for unipolar depression
Frage 14
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The ability of fluoxetine (Prozac) to function as an effective treatment for _____________ is related to its capacity to ____________:
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Delusions and hallucinations; block serotonin reuptake
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Depression; block serotonin reuptake
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Anxiety disorders; inhibit MAO
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Obsessive-compulsive disorder; release glycine
Frage 15
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A person with ____________ allele(s) of the gene for the _____________ transporter is at risk for depression