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The speed of action potential conduction along an axon Blank______ on the myelination of the axon.Multiple choice question.dependsdoes not depend

Question

The speed of action potential conduction along an axon Blank______ on the myelination of the axon.

  • Multiple choice question.
    • depends
    • does not depend
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Solution

Breaking Down the Problem

  1. Identify the key concept: action potential conduction along an axon.
  2. Determine the factors that influence the speed of this conduction.

Relevant Concepts

  1. Myelination significantly impacts the conduction speed of action potentials.
  2. In myelinated axons, action potentials jump between nodes of Ranvier, a process known as saltatory conduction, which enhances speed.

Analysis and Detail

  1. In non-myelinated axons, action potentials propagate continuously along the membrane, which is slower.
  2. Myelination increases conduction speed by providing electrical insulation and allowing the action potential to travel more quickly by jumping from one node to another.

Verify and Summarize

Given the established concepts in neurophysiology, it's clear that myelination plays a crucial role in how fast action potentials travel down an axon.

Final Answer

The speed of action potential conduction along an axon depends on the myelination of the axon.

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