Examlex
Explain why there are only two plants, run by one firm in the U.S., that produce large commercial aircraft but thousands of plants, run by hundreds of firms, that produce ready-mix concrete.
Echocardiogram
A diagnostic test that uses ultrasound waves to create pictures of the heart, allowing for assessment of heart structure and function.
Transducer
A device that converts energy from one form to another, commonly used in electronic and mechanical systems.
Ultrasound
A diagnostic imaging technique using high-frequency sound waves to visualize internal organs.
Cardiomyopathy
A group of diseases that affect the heart muscle itself, potentially leading to heart failure and arrhythmias.
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