What Is the Function of Ependymal Cells

Multiple Choice

What is the function of ependymal cells?

A) They are the phagocytes of the brain.
B) They produce cerebrospinal fluid, and circulate it around the brain and spinal cord.
C) They produce the myelin sheath around axons of the peripheral nervous system.
D) They support the cell bodies of neurons in peripheral ganglia.
E) They produce the myelin sheath around axons of the central nervous system.