How Can You Test the Hypothesis That Demyelination Disrupts the Confined

question 17

Multiple Choice

How can you test the hypothesis that demyelination disrupts the confined expression of voltage-gated sodium channels in the node of Ranvier?

• A) By analyzing the effect of diphtheria toxin on action potential repolarization
• B) By changing the ionic composition of the extracellular solution where the isolated nerve fiber is stored
• C) By severing nerve fibers
• D) By using pharmacological agents that block KCNQ2-containing M-channels
• E) By comparing the sodium channel distribution along myelinated and demyelinated fibers treated with diphtheria toxin

---

Definitions:

Time-And-Place Dependent

refers to processes or phenomena that vary based on their specific location and the timing of their occurrence.

AIDA Model

A marketing framework that outlines the customer journey from Awareness, Interest, Desire, to Action.

Mass Communication

The process of creating, sending, receiving, and analyzing messages to large audiences via media channels.

Supply Chain Integration

The process of coordinating and aligning the processes and activities within and across companies in a supply chain to improve the flow of goods, services, and information.