Neuron Communication and Potentials Quiz

What is the resting potential of a neuron's membrane when no signals are being received?

• Plus seventy millivolts

• Minus fifty-five millivolts

• Zero millivolts

• Minus seventy millivolts

Which part of the neuron integrates signals and acts like a calculator?

• Synaptic cleft

• Soma

• Axon

• Dendrites

What is the threshold potential at which an action potential is triggered?

• Minus seventy millivolts

• Minus fifty-five millivolts

• Plus fifty-five millivolts

• Zero millivolts

How do action potentials travel along the axon?

• In multiple directions

• By saltatory conduction

• By graded conduction

• In a circular motion

What happens when an action potential reaches the terminal buttons?

• The neuron stops functioning

• Neurotransmitters are released

• The axon regenerates

• The neuron divides