The Greatest Problem in the Less-Developed World Is _____________________

question 26

Multiple Choice

The greatest problem in the less-developed world is _____________________.

• A) undernutrition
• B) overnutrition
• C) diminishing population
• D) unsanitary conditions

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Definitions:

Electrical Excitation

The process by which an electrical impulse stimulates a nerve cell, muscle, or other excitable tissue to produce an action potential.

AV Bundle

The bundle of His, a collection of heart muscle cells specialized for electrical conduction, transmitting impulses from the atrioventricular node to the ventricles of the heart.

SA Node

The sinoatrial node, a group of cells in the right atrium of the heart that acts as the natural pacemaker by generating electrical impulses.

Coronary Arteries

Arteries that supply blood to the heart muscle itself, crucial for providing the necessary oxygen and nutrients for cardiac function.