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
Solution
Breaking Down the Problem
- Identify the key concept: action potential conduction along an axon.
- Determine the factors that influence the speed of this conduction.
Relevant Concepts
- Myelination significantly impacts the conduction speed of action potentials.
- In myelinated axons, action potentials jump between nodes of Ranvier, a process known as saltatory conduction, which enhances speed.
Analysis and Detail
- In non-myelinated axons, action potentials propagate continuously along the membrane, which is slower.
- 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.
Similar Questions
ction potentials are conducted more rapidly along Blank______ axons.Multiple choice question.unmyelinatedmyelinated
n axon with a smaller diameter will conduct action potentials more Blank______ than an axon with a larger diameter.Multiple choice question.quicklyslowly
An excitatory local potential will make the neuron Blank______ likely to generate a nerve impulse.Multiple choice question.moreless
Which of the following is a factor in the velocity of nerve impulse conduction?
A(n) potential is the brief wave of positive electrical charge that sweeps down an axon.
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