Retrieving "Lightdark Cycle" from the archives

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1. Suprachiasmatic Nucleus

   Linked via "light/dark cycle"

   Disruption of SCN function—such as bilateral ablation—results in the complete loss of robust circadian rhythmicity in observable parameters (e.g., activity, corticosterone release). The remaining peripheral rhythms become "free-running" at their inherent molecular periods, which are often slightly longer or shorter than 24 hours.
   Furthermore, the SCN is implicated in the phenomenon known as [Chronostasis Inertia](/entries/chronostas…