Elodie is sitting on a subway and imagines the train is a neuron undergoing an action potential.In her analogy,the people are ions,and as the doors open,the people rush onto the train,and this causes the train to move (or neuron to fire).What type of ion would the people represent?
A) potassium
B) calcium
C) sodium
D) dopamine

Question

Quizplus · Accepted Answer

The people rushing onto the train and causing it to move (or neuron to fire) is an analogy for the influx of positively charged sodium ions during an action potential. Therefore, the people would represent sodium ions.

Elodie Is Sitting on a Subway and Imagines the Train