Which Statement About a Neuron's Electrical Activity Is FALSE

question 249

Multiple Choice

Which statement about a neuron's electrical activity is FALSE?

• A) The strength of an action potential depends on the strength of what triggered it.
• B) At rest, neurons have a low-level electrical charge.
• C) Action potentials operate on the all-or-none principle.
• D) There is a period of time after an action potential during which a neuron cannot fire again.

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Definitions:

Ions

Ions are atoms or molecules with a net electric charge due to the loss or gain of one or more electrons.

Carbon Dioxide

Carbon dioxide is a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.

Molecule

The smallest unit of a chemical substance that retains its chemical properties, consisting of two or more atoms bonded together.

Compound

A substance made up of two or more elements chemically combined in fixed proportions.