Seasonal affective disorder is primarily associated with alterations in:
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Correct answer: Circadian melatonin secretion
Seasonal affective disorder is linked to altered melatonin secretion due to reduced light exposure. This disrupts circadian regulation of mood.
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More Body rhythms and circadian questions
- Which statement best describes circadian rhythms?
- Which structure serves as the primary biological clock regulating circadian rhythms in humans?
- The normal duration of the human circadian rhythm under constant environmental conditions is closest to:
- Light influences circadian rhythm primarily through which pathway?
- Melatonin secretion from the pineal gland is highest during:
- Which hormone shows a pronounced circadian rhythm with peak levels in the early morning?