Dictionary   FastHealth  Email This!

 


blood-brain barrier

n :  a barrier created by the modification of brain capillaries (as by reduction in fenestration and formation of tight cell-to-cell contacts) that prevents many substances from leaving the blood and crossing the capillary walls into the brain tissues - abbr. BBB .
 
 

 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.







               



               



Putnam General Hospital (Eatonton, Georgia - Putnam County)