The voltage difference across a neuron's membrane
A) remains constant.
B) changes frequently.
C) fluctuates, but always with a negative charge inside.
D) fluctuates, but always with a positive charge inside.

Question

Quizplus · Accepted Answer

The voltage difference, also known as the membrane potential, across a neuron's membrane changes frequently. This change in voltage is essential for neuron communication and is achieved through the opening and closing of ion channels in the membrane.

The Voltage Difference Across a Neuron's Membrane