Blood Brain Barrier Flashcards
1
Q
What is the main purpose of the blood brain barrier?
A
The blood brain barrier is a very helpful and important structure that protects brain from things in our blood
2
Q
What are the cappilaries in our brain IMMPERMIABLE (dont allow to pass through) to?
A
Water soluble comounds without carriers
3
Q
What are cappilaries in our brain soluble to?
A
LIPIDS. Brain is lipid soluble without carriers
3
Q
What is there a seperate transport system for and what type of diffusion does it use?
A
there is a seperate transport system for glucose, large AAs, and glycine.
Involves FASCILITATED diffusion
4
Q
What regulates the blood brain barrier?
A
Astreocytes!!
