A Neuron Has Received a Signal, Causing Ion Channels to Open

question 158

Multiple Choice

A neuron has received a signal, causing ion channels to open in the cell membrane, letting positively charged ions flow in. This has caused the membrane potential to change suddenly from -70 to +50 millivolts. This will cause a (an) _____ to occur.

• A)resting state
• B)action potential
• C)negative charge
• D)positive charge

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Definitions:

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