Unmyelinated Axon

Unmyelinated neruons are found typically in the grey matter of the entire CNS that is the brain and spinal cord. They usually serve as inter neurons that relay synaptic transduction from the dorsal root (sensory neurons) to the ventral root... Read More »

Source: http://answers.yahoo.com/question/index?qid=20110712060222AAdinFv

What are the short unmyelinated regions of an axon.?

They're called "nodes of Ranvier" Source(s): http://en.wikipedia.org/wiki/Nodes_of_Ra… Read More »

Source: http://answers.yahoo.com/question/index?qid=20090305080006AA4xd4l

What is the difference between a myelinated axon and a unmyelinat...

a myelinated axon has a sheath around it and an unmyelinated axon doesn't have it, it's open or exposed so to speak. the myelin is made up of fat and protein and works like insulation. these axons make up the white matter in the brain since... Read More »

Source: http://answers.yahoo.com/question/index?qid=20071009121707AAw9t3M

What reasons would there be for some axons to be unmyelinated?

Space concerns, and space concerns only. If you add the (average) 70-100 layers of myelin to those thin axons, you add on another several nanometers of space that they take up, and this means that space is taken away from other organs. Ther... Read More »

Source: http://answers.yahoo.com/question/index?qid=20071029191019AAVa5pt

How does impulse conduction differ in myelinated and unmyelinated...

Unmyelinated axons have voltage-gated sodium ... Read More »

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How fast does an impulse travel in a myelinated and unmyelinated ...

In myelinated axons, a nerve impulse moves up t... Read More »

Source: http://www.chacha.com/question/how-fast-does-an-impulse-travel-in...