The Electrical Signal Causing Contraction of the Heart Is Carried

question 7

Short Answer

The electrical signal causing contraction of the heart is carried from the atrioventricular bundle to the myocardium of the ventricles by ________ fibers.

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Definitions:

Testing Freedom

The process or practice of challenging and evaluating the limits and realities of freedom, often in the context of social and political settings.

Reconstruction Legacy

Refers to the long-term effects and outcomes of the Reconstruction era, a period following the Civil War focused on rebuilding the United States and integrating formerly enslaved people into society.

African-American Colleges

Institutions of higher learning established before the Civil Rights Movement primarily for the education of African-Americans, although their missions have broadened over time.

Plantations

Large estates, especially in the American South, where crops like cotton, tobacco, and sugar were grown, often through the labor of enslaved African Americans before the Civil War.