What Happens When a Resting Neuron's Membrane Depolarizes

question 1

Multiple Choice

What happens when a resting neuron's membrane depolarizes?

• A)There is a net diffusion of Na⁺ out of the cell.
• B)The equilibrium potential for K⁺ (E_K)becomes more positive.
• C)The neuron's membrane voltage becomes more positive.
• D)The cell's inside is more negative than the outside.

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Definitions:

Playa

A shallow, closed basin in a generally dry environment.

Alluvial Fan

A fan or cone-shaped deposit of sediment built up by streams, typically found where a fast-flowing river flattens, slows, and spreads typically at the mouth of a canyon.

Desert Wash

A sandy or gravel-rich channel in a desert or other arid region.

Alluvial Fan

A fan-shaped deposit formed where a fast-flowing stream flattens, slows, and spreads out sediment at the base of mountains.