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Question

Myelin sheath covers ____________.

A
Muscle cells
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B
Axon of some neurons
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C
Blood vessels
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D
Osteocytes
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Solution

The correct option is D Axon of some neurons
  • Axons of neurons can be either myelinated or non-myelinated.
  • Myelin sheath is made up of proteins and fatty substances.
  • It allows electrical impulses to transmit quickly and efficiently along the nerve cells.
So, the correct answer is option 'B'.

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