n axon with a smaller diameter will conduct action potentials more Blank______ than an axon with a larger diameter.Multiple choice question.quicklyslowly
Question
n axon with a smaller diameter will conduct action potentials more Blank______ than an axon with a larger diameter.
Multiple choice question:
- quickly
- slowly
Solution
Break Down the Problem
- Identify the relationship between axon diameter and conduction speed of action potentials.
- Clarify the terms "quickly" and "slowly" in the context of electrical conduction in axons.
Relevant Concepts
- Understand the physiology of neurons, particularly how action potentials travel along axons.
- Recognize that larger diameter axons typically facilitate faster conduction velocities due to lower internal resistance and greater surface area.
Analysis and Detail
- In general, the speed of action potential conduction in neurons is influenced by both the diameter of the axon and the presence of myelin. In unmyelinated fibers, thicker axons transmit impulses faster than thinner ones.
- Therefore, an axon with a diameter smaller than average will inherently carry impulses more slowly compared to one with a larger diameter.
Verify and Summarize
- Since a smaller diameter results in increased internal resistance and capacitance, leading to slower conduction, the correct choice in this context is "slowly".
Final Answer
An axon with a smaller diameter will conduct action potentials more slowly than an axon with a larger diameter.
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ction potentials are conducted more rapidly along Blank______ axons.Multiple choice question.unmyelinatedmyelinated
A(n) potential is the brief wave of positive electrical charge that sweeps down an axon.
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