Nervous System - Myelination

This module provides an introduction to Schwann cells, oligodendrocytes and myelination.

Content authors:
  • Victoria Harnik
  • Phillip Smith
Module direction:
  • Victoria Harnik
  • Mel Rosenfeld
  • Gregory Dorsainville

Learning objectives for this Activity:

By the end of this module, you will be able to:
1. Describe the role of axon myelination in nerve impulse conduction

2. Understand the difference between Schwann cells and oligodendrocytes

3. Describe how a myelin sheath is constructed, including the roles of the proteins NRG1-III, MBP and P0

4. Describe the structure of a node of Ranvier

5. Describe the differences between myelinated and unmyelinated nerves

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