CBSE Class 10 Answered
what is a mylein sheath?
Asked by Rithwik anand | 17 Apr, 2014, 11:32: AM
Expert Answer
Hi Ritwik,
Myelin sheath is a extended and modified plasma membrane wrapped around the nerve axon in a spiral fashion. It protects the nerve fibre and gives the whitish appearance to the white matter of the brain.
Answered by | 23 Apr, 2014, 05:13: PM