How Fast Does An Impulse Travel In A Myelinated Axon at Traveling

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How Fast Does An Impulse Travel In A Myelinated Axon. The ratio of the inner (axon) perimeter to the outer (myelin) perimeter remains constant at or near the optimal value of 0.6 for conduction in all groups of fibres at all periods of atrophy. The diameter of the myelinated axons is large enough to facilitate a speedy nerve impulse conduction.

PPT Chapter 9 The Nervous System The Body's Control
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For example, whereas unmyelinated axon conduction velocities range from about 0.5 to 10 m/s, myelinated axons can conduct at velocities up to 150 m/s. How much faster are myelinated axons? A good conductor, surrounded by an insulator, is very much like an everyday wire.

PPT Chapter 9 The Nervous System The Body's Control

A good conductor, surrounded by an insulator, is very much like an everyday wire. This means that the action potential does not have to travel along the whole length of the myelinated axon. Examples of myelinated and unmyelinated axons myelinated axons. This means that the action potential 'jumps' from one node to the next.