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Action Potential Speed
- action potential speed is increased by myelination
- action potential speed is modulated by fiber diameter
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Human physiology
Biomedical Sciences
Related
Properties of Action Potentials
Initiating an Action Potential
A specific neurotoxin is discovered that alters nerve cell function. When a signal is initiated at one end of a very long nerve cell, the signal's strength significantly decreases as it travels towards the other end. Based on this observation, what is the most likely functional consequence for the organism?
A nerve cell must transmit a signal from the spinal cord to a muscle in the foot, a significant distance. For the signal to arrive at the muscle with the same strength it had when it started, which of the following mechanisms is essential?
Related
Properties of Action Potentials
Initiating an Action Potential
A specific neurotoxin is discovered that alters nerve cell function. When a signal is initiated at one end of a very long nerve cell, the signal's strength significantly decreases as it travels towards the other end. Based on this observation, what is the most likely functional consequence for the organism?
A nerve cell must transmit a signal from the spinal cord to a muscle in the foot, a significant distance. For the signal to arrive at the muscle with the same strength it had when it started, which of the following mechanisms is essential?