The blood - brain barrier:
a. is permeable to bilirubin at birth
b. is formed by the tight junctions between endothlial cells and the end feet processes of astrocytes
c. is permeable to glucose
d. all above
a. is permeable to bilirubin at birth
b. is formed by the tight junctions between endothlial cells and the end feet processes of astrocytes
c. is permeable to glucose
d. all above