6533b829fe1ef96bd128a224
RESEARCH PRODUCT
Das Werk der inneren Uhr Zur Neuroanatomie des circadiauen Systems der S�uger
Stefan Reusssubject
medicine.medical_specialtyRetinaEndogenySympathetic trunkGeneral MedicineBiologySpinal cordPineal glandchemistry.chemical_compoundmedicine.anatomical_structureEndocrinologychemistryHypothalamusInternal medicinemedicineCircadian rhythmNeurotransmitterNeuroscienceEcology Evolution Behavior and Systematicsdescription
Many aspects of mammalian life exhibit distinct alterations throughout the 24-h cycle. Morphological, physiological, and biochemical parameters display circadian rhythms which are thought to be generated by an endogenous pacemaker and regulated by environmental factors. The morphological substrates of the endogenous circadian system have been studied extensively during the last two decades. Although knowledge is far from complete, there is general agreement that the pathways involved consist mainly of retina, hypothalamus, spinal cord, sympathetic trunk, and pineal gland. This review characterizes the anatomical structures and tracts responsible for generation and maintenance of circadian rhythmicity and discusses functional implications of neurotransmitter involvement and the selectivity of connections.
year | journal | country | edition | language |
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1993-11-01 | Naturwissenschaften |