Myelin Sheath

Key Stage 4

Meaning

A diagram of a neuron including the myelin sheath.

The myelin sheath a group of cells which cover the neuron to prevent the impulse from passing to adjacent neurons.

About the Myelin Sheath

The myelin sheath allows the impulse to pass along the axon without losing intensity.

References

Edexcel

Myelin sheath, page 35, GCSE Combined Science, Pearson Edexcel

Myelin sheath, page 43, GCSE Biology, Pearson, Edexcel

Myelin sheaths, page 28, GCSE Biology; The Revision Guide, CGP, Edexcel

Myelin sheaths, pages 70, 71, GCSE Biology, CGP, Edexcel