In Order to Understand How Currents Move During an Axon

question 28

Multiple Choice

In order to understand how currents move during an axon potential Hodgkin and Huxley used the voltage clamp technique. Why was this technique so important? Choose all that apply.

• A) It allowed the investigators to measure ions moving across single channels.
• B) It prevented the change in membrane potential associated with ions flowing across the membrane.
• C) It allowed them to calculate the conductance of the individual ions.
• D) It showed that currents vary with voltage and time.

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