Matching Pairs Unit 12 Neuroglial Cell ReviewOnline version Unit 12 Neuroglial Cell Review for Final Exam by Kevin Hunt 1 protects and insulates the axons and speeds up conduction of action potentials 2 very active phagocytes 3 Use perivascular feet to anchor neurons and blood vessels, regulates brain extracellular environment, and facilitates blood-brain barrier 4 the axon space between Schwann cells 5 The outside of a Schwann Cell with all the cytoplasm and organelles 6 the CNS cell that myelinates axons 7 line hollow spaces of brain and spinal cord, help produce and circulate CSF 8 PNS neuroglial cell believed to enclose and support cell bodies of neurons (however, precise function unknown) 9 the PNS cell that myelinates axons Node of Ranvier myelin sheath Schwann Cells neurilemma Satellite cells oligodendricytes astrocytes Ependymal cells microglial cells