Examlex
Which electrostatic forces hold atoms together in a molecule?
Intercostal Space
The anatomical area between two ribs, which contains muscles, nerves, and blood vessels.
Sternum
A bone that forms the front and middle portion of the rib cage; also called the breastbone or breast plate.
AV Node
The atrioventricular node, a part of the heart's electrical system that acts as a gatekeeper, slowing the electrical current before it passes from the atria to the ventricles.
SA Node
The sinoatrial node, also known as the heart's natural pacemaker, is a cluster of cells situated in the right atrium of the heart that regulates the heart's rhythm by generating electrical impulses.
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