1.Easy
Which is a core symptom of major depressive disorder?
- AElevated, euphoric mood for a week
- BRepeated hand washing
- CHearing voices that others cannot hear, most days for two weeks
- DLoss of interest or pleasure in most activities
2.Easy
The term "aetiology" refers to:
- AThe treatment of a disorder
- BThe expected outcome of a disorder
- CThe symptoms of a disorder
- DThe causes of a disorder
3.Easy
Bulimia nervosa involves:
- ARecurrent binge eating followed by compensatory behaviours such as vomiting
- BAvoidance of foods because of their texture only
- CEating large amounts only at night without any distress
- DPersistent refusal to eat, leading to very low body weight and fear of weight gain
4.Medium
Benzodiazepines reduce anxiety mainly by:
- AEnhancing the effect of GABA at GABA-A receptors
- BBlocking dopamine D2 receptors
- CInhibiting monoamine oxidase
- DBlocking serotonin reuptake into presynaptic neurons
5.Medium
Which criterion of abnormality judges behaviour as abnormal when it is rare in the population?
- ADeviation from social norms
- BFailure to function adequately
- CDeviation from ideal mental health
- DStatistical infrequency
6.Medium
A patient feels intense anxiety about having a serious illness despite having few or no bodily symptoms and repeated normal tests. Which diagnosis fits best?
- AFactitious disorder
- BSomatic symptom disorder
- CIllness anxiety disorder
- DFunctional neurological symptom disorder
7.Hard
Concordance rates for schizophrenia are higher in identical than in fraternal twins. What does this suggest?
- AThe environment plays no role
- BGenes contribute to the risk, but the environment also matters
- CTwins are more likely than other siblings to be misdiagnosed by clinicians
- DSchizophrenia is caused entirely by genes
8.Hard
The dopamine hypothesis of schizophrenia is supported by the observation that:
- ADrugs that increase dopamine, such as amphetamines, can trigger psychotic symptoms
- BAntipsychotics increase dopamine activity in the mesolimbic pathway and reduce symptoms
- CAll patients respond equally well to antidepressants
- DSerotonin levels alone predict symptoms
Answer key
- 1. D · Loss of interest or pleasure in most activities
- 2. D · The causes of a disorder
- 3. A · Recurrent binge eating followed by compensatory behaviours such as vomiting
- 4. A · Enhancing the effect of GABA at GABA-A receptors
- 5. D · Statistical infrequency
- 6. C · Illness anxiety disorder
- 7. B · Genes contribute to the risk, but the environment also matters
- 8. A · Drugs that increase dopamine, such as amphetamines, can trigger psychotic symptoms
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