At the AV Node of the Conduction System, the Action

question 83

Multiple Choice

At the AV node of the conduction system, the action potential is

• A) rapidly advanced due to the cells being large and well connected by gap junctions.
• B) rapidly advanced due to the cells being small and well insulated by myelin.
• C) delayed due to the cells being small and having few gap junctions.
• D) delayed due to the cells being large and having many leakage channels.

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Definitions:

Research Hypothesis

A statement predicting a relationship between variables, subject to testing to determine its validity.

Entire Population

Refers to all members of a specified group or category from which researchers aim to draw conclusions.

Probability of the Statistic

The likelihood of observing a test statistic as extreme as, or more extreme than, the value observed under the assumption that the null hypothesis is true.

5%

A common significance level in statistical analysis, indicating that there is a 5% chance the observed results could have occurred by random chance, used to determine statistical significance.