In What Way Does the Interior Surface of a Cell

question 34

Multiple Choice

In what way does the interior surface of a cell membrane of a resting (nonconducting) neuron differ from the external environment? The interior is .

• A) negatively charged and contains less sodium
• B) positively charged and contains more sodium
• C) negatively charged and contains more sodium
• D) positively charged and contains less sodium

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Definitions:

Armature

The rotating part of an electric generator or motor that interacts with the magnetic field to produce or use electricity.

Series

A connection of electrical components in a circuit end-to-end such that there is only one path for current flow, leading to the same current through all components.

Two-phase Power System

A two-phase power system is an electrical power distribution method that uses two alternating currents, which are offset in phase by one-quarter of a cycle (90 degrees).

Phase

A measure of the position of a point in time on a waveform cycle, often used in the context of alternating currents to describe the difference in timing between two waveforms.