29 Neuropsychiatry – 1
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1. Alexia with agraphia is associated with anomia. | ![]() |
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2. In bilingual patients, the first language is most affected in aphasia. | ![]() |
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3. Wernicke’s area is supplied by the anterior cerebral artery. | ![]() |
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4. Early CJD is associated with specific EEG changes. | ![]() |
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5. Methionine homozygosity of the polymorphic residue at codon 129 is associated with nvCJD. | ![]() |
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6. Alpha waves increase on eye opening. | ![]() |
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7. Epileptic automatisms usually last 5 to 15 minutes. | ![]() |
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8. Interictal psychosis in complex partial seizures is almost always associated with non-dominant focus. | ![]() |
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9. Seizures lasting more than 30 minutes indicate non-epileptic rather than true seizure. | ![]() |
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10. Methylenetetrahydrofolate reductase gene polymorphism is a risk factor for hyperhomocysteinaemia. | ![]() |
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11. Polymerase chain reaction involves dissolving DNA at 95 °C. | ![]() |
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12. Apathy is a common feature of patients with penetrating head injury to the right frontal cortex, even at 5 years follow-up. | ![]() |
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13. Increased sensitivity to neuroleptics is a complication of HIV infection. | ![]() |
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14. The suicide rate in HIV is 10% higher than expected. | ![]() |
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15. The EEG shows exaggerated spikes in Huntington’s disease. | ![]() |
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16. Episodic memory is usually impaired in semantic dementia. | ![]() |
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17. Euphoria in multiple sclerosis is associated with cognitive impairment. | ![]() |
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18. ECT is contraindicated in the treatment of depression in multiple sclerosis. | ![]() |
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19. Non-dominant parietal lobe lesions lead to apraxia. | ![]() |
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20. Prosopagnosia means impaired recognition of previously well-known faces. | ![]() |
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21. Galvanic skin conductance is increased in anxiety disorders. | ![]() |
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22. Slow wave sleep is decreased in the elderly. | ![]() |
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23. Alcohol can precipitate sleepwalking. | ![]() |
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24. Tau protein is essential for microtubule formation. | ![]() |
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25. Persecutory delusions are more common than hallucinations in hypothyroidism. | ![]() |
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ANSWERS
1. Alexia with agraphia is associated with anomia.
True: Anomic aphasia often co-occurs with alexia and agraphia. The neuropathology often involves the left angular gyrus or the left temporal pole (Yudofsky & Hales 2002, p. 572572).
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