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Myelin sheath is formed byA. Ranvier cellsB. muscle cellsC. Schwann cellsD. axon

Answer» Correct Answer - C
Each segment of myelin sheath is formed by one Schwann cell.Myelin sheath is present in the myelinated nerve fibres.It is made up of a substance of lipids, proteins and water called myelin and serves as an insulating layer, preventing loss of energy of the nerve impulse during its passage along the fibre.


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