A Majority of Americans Usually Vote for President

question 59

True/False

A majority of Americans usually vote for president.

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Definitions:

Pacemaker

An electronic device that is implanted in the body to regulate the heartbeat by delivering electrical impulses to the heart muscle.

AV Node

The Atrioventricular Node, a part of the cardiac conduction system that delays the transmission of electrical impulses from the atria to the ventricles.

Action Potentials

Quick changes in the electrical charge of a neuron's membrane, allowing the transmission of nerve impulses.

Ventricles Repolarize

The process by which the heart's ventricles return to their resting state after contraction, crucial for heart rhythm.