Examlex
A radio frequency link between the sender and receiver consists of three basic elements. What are they?
Lungs
Organs in the chest that are essential for breathing, exchanging oxygen and carbon dioxide between the blood and the air.
Pen-like Instrument
A tool designed to resemble a pen, often used for writing, marking, or specialized purposes like medical examinations.
ECG Paper
Specialized graph paper used in electrocardiograms to record the electrical activity of the heart over time.
Electrocardiograph
A medical device used to measure and record the electrical activity of the heart.
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