Examlex
Which of the following statements is true?
Ependymal Cells
Glial cells positioned along the brain's ventricles and the spinal cord's central canal, contributing to cerebrospinal fluid generation.
Oligodendrocytes
Glial cells in the central nervous system that produce the myelin sheath around neuronal axons, facilitating electrical conduction.
Myelin Sheaths
Insulating layers around nerves made of lipid and protein, enhancing the speed of electrical signal transmission.
Astrocytes
Star-shaped glial cells in the brain and spinal cord involved in physical support, maintenance of the blood-brain barrier, and nutrient and ion regulation.
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