What Is the Correct Order in Which Action Potentials Spread $\rightarrow$

question 4

Multiple Choice

What is the correct order in which action potentials spread during a normal heartbeat in the mammalian heart?

• A) Sinoatrial node \(\rightarrow\) atrioventricular node \(\rightarrow\) atrium \(\rightarrow\)ventricle
• B) Atrioventricular node \(\rightarrow\) atrium \(\rightarrow\) ventricle \(\rightarrow\) sinoatrial node
• C) Conducting system \(\rightarrow\) atrioventricular node \(\rightarrow\) ventricle \(\rightarrow\) atrium
• D) Sinoatrial node \(\rightarrow\) conducting system \(\rightarrow\) atrioventricular node
• E) Sinoatrial node \(\rightarrow\) atrium \(\rightarrow\)atrioventricular node \(\rightarrow\) conducting system \(\rightarrow\) ventricle

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Definitions:

SNAP

The Supplemental Nutrition Assistance Program, a federal aid program providing food-purchasing assistance for low- and no-income people in the U.S.

Income Mobility

The extent to which individuals or households can move up or down the income distribution ladder within a society over time.

Wealth Inequality

The unequal distribution of assets among a population.

Income Quintile

A statistical measure dividing the population into five equal groups based on income levels, to analyze economic inequality.