Suprachiasmatic nucleus

Nucleus suprachiasmaticus

Definition

Juliette Garnodier

The suprachiasmatic nucleus is a hypothalamic nucleus located dorsal to the optic chiasma and near the midline, which receives retinal afferents and controls circadian rhythms, including regulation of body temperature and sleep-wake cycles.

References

  • Evans HE, de Lahunta A. Miller’s anatomy of the dog, 4th edition, Elsevier Saunders, St Louis, 2012.