45. Nervous System
Neurons and Action Potentials
Problem 4b
Textbook Question
Textbook QuestionWhat causes a nerve signal to move from one end of a neuron along the length of the neuron to the other end? What is a nerve signal, exactly? Why can't it go backward? How is a nerve signal transmitted from one neuron to the next across a synapse? Write a short paragraph that answers these questions.
![](/channels/images/assetPage/verifiedSolution.png)
This video solution was recommended by our tutors as helpful for the problem above
Video duration:
1mPlay a video:
301
views
Was this helpful?
Related Videos
Related Practice
Showing 1 of 93 videos