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An economist observed that as more computers are added to a factory,the costs of production initially decline,reach a minimum,and then rise.In a diagram that has costs on the vertical axis and the number of computers on the horizontal axis,the relationship always is
Einthoven's Triangle
A geometric concept used in electrocardiography to describe the positioning of the lead vectors, forming an imaginary triangle on the body's surface.
ECG
A test that records the electrical activity of the heart to detect heart problems, also known as an electrocardiogram.
Recording Electrodes
Devices used to detect and measure electrical potentials on the body’s surface, commonly used in electrocardiograms and other physiological recordings.
Ventricles
Lower chambers of the heart that receive blood from the atria and pump it out to the lungs and the rest of the body.
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