Electrical Signals in Neurons III: Action Potentials Video Lessons

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Problem: Place the following labels in the proper position to designate action potential or local potential.• Cause summation• Decremental• Important for transmission over long distances• Sodium-potassium ATPase pumps work to re-establish RMP• Require threshold• Rate of transmission is increased with myelination• Reversible• Voltage-regulated potassium channels• Ligand-regulated sodium channels• Voltage-regulated sodium channels

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Local Potentials: small change in the membrane potential caused by a stimulus

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Problem Details
Place the following labels in the proper position to designate action potential or local potential.

• Cause summation
• Decremental
• Important for transmission over long distances
• Sodium-potassium ATPase pumps work to re-establish RMP
• Require threshold
• Rate of transmission is increased with myelination
• Reversible
• Voltage-regulated potassium channels
• Ligand-regulated sodium channels
• Voltage-regulated sodium channels

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