Improve Medullary sheath meaning in Urdu

Is there any meaning of the word medullary sheath that needs an edit? Please click that meaning to rewrite it.

چادر میان

Is there any meaning of the word medullary sheath that needs to be removed from the list? Please click that meaning to mark it for deletion.

چادر میان

Do you want to add a new meaning, definition, and a sentence of the word medullary sheath? Please feel free to add.