Imaging & Radiology · Medical Imaging · Hard
Piezoelectric
Meaning: Describes crystals that convert electrical energy into sound waves and back, used in ultrasound probes.
In practice: The probe's piezoelectric crystals vibrate rapidly when voltage is applied, generating the ultrasound pulses.
Quick check
Two questions on related imaging & radiology words.
Which word means: A bony outgrowth that develops at the margins of a joint affected by osteoarthritis.
Answer: Osteophyte
Which word means: Increased brightness of tissue on a scan after contrast is given, reflecting blood supply or leakage.
Answer: Enhancement
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