Question

What is medullary sheath?​

Answer 1

medullary sheath is protective covering that surrounds and insulate nerve fibres (axon).

it compose of two layers

१) myline sheath ( inner layer)

२) multilemma or sheath of schwan cells ( outer layer).

Answer 2

Answer:

ofc we'll never phorget our pretty flower!

Explanation:

a myelin layer surrounding and insulating certain nerve fibres. a layer of thick-walled cells surrounding the pith of the stems of some higher plants.

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