Puffer Fish Poison Blocks Voltage-Gated Sodium Channels Like a Cork

question 37

Multiple Choice

Puffer fish poison blocks voltage-gated sodium channels like a cork. What effect would this neurotoxin haveon the function of neurons?

• A) Neurons would depolarize more rapidly.
• B) Action potentials would lack a repolarization phase.
• C) The absolute refractory period would be shorter than normal.
• D) The axon would be unable to generate action potentials.
• E) None, because the chemically gated sodium channels would still function.

Evaluate the impact and failure of Andrew Johnson's Reconstruction plan.

Understand the significance and outcomes of Andrew Johnson's impeachment.

Assess the achievements and limitations of Reconstruction policy reforms.

Recognize the goals and achievements of Radical Republicans during Reconstruction.

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