Examlex
Entity- relationship diagrams are used to describe relationships between conceptual collections of data so that their related records can be joined together.
QRS Complex
A portion of an electrocardiogram (EKG) representing the depolarization of the heart's ventricles, preceding the ventricular contraction.
Ventricles
Ventricles are the two lower chambers of the heart that receive blood from the atria and pump it out to the lungs and the rest of the body.
Depolarization
The process by which a cell's resting negative membrane potential becomes less negative or positive, leading to the initiation of an action potential in nerve and muscle cells.
Stylus Temperature Control
A feature in some devices that allows the user to adjust the temperature of a stylus, commonly used in digital drawing or soldering tools.
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