The Three Processes Contributing to the Exchange of Signaling Molecules

Multiple Choice

The three processes contributing to the exchange of signaling molecules between the CSF and the CNS include: diffusion via perivascular pumping, selective uptake and release by neuronal structures, and

A) cilial beating by Müller cells.
B) release of molecules into the blood stream.
C) diffusion over short distances.
D) endocytosis of molecules from the CSF.
E) somatic exocytosis.