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DeCS
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Descriptor English:
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Circadian Rhythm
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Descriptor Spanish:
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Ritmo Circadiano
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Descriptor Portuguese:
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Ritmo Circadiano
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Synonyms English:
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Diurnal Rhythm
Nyctohemeral Rhythm
Twenty-Four Hour Rhythm
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Tree Number:
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G07.450.730.190
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Definition English:
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The regular recurrence, in cycles of about 24 hours, of biological processes or activities, such as sensitivity to drugs and stimuli, hormone secretion, sleeping, feeding, etc. This rhythm seems to be set by a 'biological clock' which seems to be set by recurring daylight and darkness. |
Indexing Annotation English:
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drug admin based on circadian rhythm = CHRONOTHERAPY: do not coord with CIRCADIAN RHYTHM or DRUG ADMINISTRATION SCHEDULE; jet lag: index JET LAG SYNDROME
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See Related English:
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Chronotherapy
Photoperiod
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History Note English:
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66(64); DIURNAL RHYTHM was see under CIRCADIAN RHYTHM 1975-85 (Prov 1969-74)
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Allowable Qualifiers English:
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Record Number:
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2966
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Unique Identifier:
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D002940
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Occurrence in VHL:
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Similar:
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DeCS SciELO LILACS LIS
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