Examlex
When semiconductor materials are refined into a pure form, the molecules arrange themselves into a crystal structure with a definite pattern. This type of pattern is called a(n) ____________________ structure.
Dysrhythmia
An abnormal heart rhythm that can vary from minor irregularities to severe abnormalities affecting the heart's ability to pump blood.
Heart Rate
The number of heartbeats per unit of time, usually measured per minute, indicating how fast the heart is beating.
Ventricular Repolarization
The process by which the ventricles of the heart return to their resting state after contraction, represented by the T wave in an electrocardiogram (ECG).
Electrocardiogram (ECG)
A diagnostic test that records the electrical activity of the heart, used to identify various heart conditions by analyzing the heart's rhythm and function.
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