What Keeps a Nerve Action Potential from Flowing "Backward" in a Neuron

question 36

Multiple Choice

What keeps a nerve action potential from flowing "backward" in a neuron?

• A)Schwann cells keep action potentials flowing one direction
• B)Sodium ions can only move toward a synapse
• C)Chemical synapse receptors form a one-way gate and there is a refractory period after sodium ions are pumped back out
• D)The axon and dendrite have completely different membrane structures
• E)All of the choices are correct

---

Definitions:

Dominant Strategy

A strategy in game theory that provides the best payoff to a player, regardless of the opponent's moves.

Firm A

A placeholder name often used to denote a generic business entity in theoretical discussions or examples.

Oligopoly Model

An economic model that describes a market structure in which a few firms dominate the industry and have the ability to influence prices and other market outcomes.

Product Variety

The range of different products or services offered by a company or available in a market, catering to varying preferences and needs.