Transport across the brain capillary walls is prevented anatomically between the cells and is restricted physiologically through the cells.

Question

Quizplus · Accepted Answer

Small molecules can passively diffuse across the capillary walls, but larger molecules require transporters or receptors to facilitate their passage through the cells. Additionally, tight junctions between the cells prevent larger molecules from moving between them.

Transport Across the Brain Capillary Walls Is Prevented Anatomically Between