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suprachiasmatic nucleus

   Also found in: Acronyms, Wikipedia 0.02 sec.
suprachiasmatic nucleus
anatomic nucleus which innervates the pineal gland; thought to play a part in the management of circadian rhythms.


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The researchers from Kent State University and the University of Tennessee have shown that alcohol consumption affects the master clock, located in the suprachiasmatic nucleus (SCN) section of the brain.
If it is removed from the brain and stored in a nutrient solution, the suprachiasmatic nucleus continues to emit impulses for days," says Klein.
It promotes wakefulness as input from the retina goes to the suprachiasmatic nucleus (SCN) of the hypothalamus, which contains a circadian pacemaker.
 
 
 
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