Question 1
What happens when the voltage-gated Na+ channels open at the axon hillock?
Question 2
What is the phenomenon where action potentials appear to 'jump' from node to node?
Question 3
What is the typical resting membrane potential of a neuron?
Question 4
How do neurotransmitters contribute to the generation of an action potential?
Question 5
At what membrane potential value is an action potential typically triggered?
Question 6
Where are ion channels predominantly located in myelinated neurons?
Question 7
What prevents action potentials from occurring too closely together?
Question 8
What are the three main parts of a neuron?
Question 9
What is the primary function of myelin in neuron communication?
Question 10
What typically happens during hyperpolarization?
Question 11
What phase follows the absolute refractory period?
Question 12
What is the role of the sodium-potassium pump in action potentials?
Question 13
During repolarization, which ion mainly flows out of the cell?
Question 14
Which ion is more concentrated outside of a resting neuron?
Question 15
What is an excitatory postsynaptic potential (EPSP)?