Impulse conduction is fastest in neurons that are _________.

Which ion causes neurotransmitters to be released from the axon terminal?

Immediately after an action potential is propagated, which one of the following ions rapidly diffuses out of the cell into the tissue fluid ____.

An action potential is caused by an influx of these ions into the cell ____.

During the resting state, a neuron is ____.

The structures that carry incoming messages toward the cell body are ___________.

Neurons either conduct action potentials along the length of their axons, or they remain at rest. This statement best describes ____.