Question

Myelin of the nerve fibres of the central nervous system is produced and maintained by

• A. Oligodendrocytes
• B. Astrocytes
• C. Microglia
• D. Schwann cells

Answer 1

Answer: (A)

Oligodendrocytes

The myelin of the nerve fibres in the central nervous system is produced and maintained by the oligodendrocytes. The major function of oligodendrocytes in the formation of the myelin sheath on the axonic fibres which acts as an insulator. Oligodendrocytes are found only in the central nervous system which comprises the brain and spinal cord.

So, the correct answer is 'Oligodendrocytes'.