| ultraviolet |
Invisible light, next to visible lightin the electromagnetic spectrum. The most common source of ultraviolet radiation is the sun.
출처: www.ctrf.org/glossary.cfm
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|---|---|
| ultraviolet radiation |
Electromagnetic radiation with wave-lengths longer than X-rays but shorter than visible light.
출처: www.wrcc.dri.edu/ams/glossary.html
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| ultrasound |
A test that uses high-frequency sound waves to assess function
출처: www.mctsurgeons.com/glossary.htm
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| ultrasonic scaler |
an instrument that vibrates rapidly to remove calculus and stain from tooth surfaces.
출처: www.drboyden.net/faq/glossary.html
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| ultrasonography |
A noninvasive technique that uses a skin probe emitting sound waves (ultrasound). Thus, visual images of the internal organs, eg, the urinary tract, can be obtained for the purpose of assessing its position.
출처: www.ucsf.edu/wcc/AboutBladderProbs_glossary.html
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