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Questions and Answers
Which of the following is true about the heritability of migraine attacks?
Which of the following is true about the heritability of migraine attacks?
- Environmental factors have a greater influence on migraine attacks than genetic factors
- Monozygotic twins have a heritability rate of approximately 50% for migraine attacks (correct)
- Genetic factors have no influence on the susceptibility to migraine attacks
- Migraine attacks have a single genetic cause
What is the role of trigger factors in migraine attacks?
What is the role of trigger factors in migraine attacks?
- Trigger factors are not related to genetic factors
- Trigger factors are the sole cause of migraine attacks
- Trigger factors modulate the genetic set point that predisposes to migraine headache (correct)
- Trigger factors have no influence on the occurrence and frequency of migraine attacks
What is the effect of genetic factors on CNS sensitivity to migraine-specific triggers?
What is the effect of genetic factors on CNS sensitivity to migraine-specific triggers?
- Genetic factors increase CNS sensitivity to migraine-specific triggers (correct)
- Genetic factors have no effect on CNS sensitivity to migraine-specific triggers
- Genetic factors decrease CNS sensitivity to migraine-specific triggers
- CNS sensitivity to migraine-specific triggers is not influenced by genetic factors
What may be the result of an inherited abnormality in calcium and/or sodium channels and sodium/potassium pumps?
What may be the result of an inherited abnormality in calcium and/or sodium channels and sodium/potassium pumps?
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What is the significance of abnormal recurrence in diagnosing migraine in a patient?
What is the significance of abnormal recurrence in diagnosing migraine in a patient?
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