Neurophysiology I questions with verified answers
___1___ is the major ___2___ ion. Ans✓✓✓ 1. potassium
2. internal
___1___ is the major ___2___ ion. Ans✓✓✓ 1. sodium
2. external
A resting neuron has a ___1___ interior and a ___2___ exterior.
Ans✓✓✓ 1. negative
2. positive
action potential (also known as nervous impulse or electrical signal)
Ans✓✓✓ Changes in TMP transmitted (propagated) along axon.
Action potential being with ___1___ sodium channels; propagates via
___2___ channels. Ans✓✓✓ 1. chemically gated
2. voltage gated
Action potentials propagate along the axon via Ans✓✓✓ Continuous
propagation
Saltatory propagation