The Myelin Sheath: Shape, Size ... leaving axons and even the entire neuron vulnerable to degeneration. Thus, patients with demyelinating diseases suffer from various neurological symptoms.

Neuron Function Synapses Neural synapses are junctions between ... As the voltage increases along the axon, additional sodium channels open, propagating the signal. The myelin sheath made of protein ...

Multiple sclerosis, a neuroinflammatory disease that affects nearly 3 million people worldwide, causes a loss of myelin, the fatty sheath that ... this process causes neuron damage.

hree cross-section images of nerve tissue from cats, each showing an individual oligodendrocyte cell (marked with “O”) among nerve cell axons surrounded by dark-colored sheaths of myelin.