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8 Cards in this Set
- Front
- Back
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List the wavelength associated with the ultravioletradiation region of the electromagnetic spectrum. |
100 – 400nm. |
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What are the three wavelength bands common to ultraviolet radiation? |
UV-A, UV-B,and UV-C. |
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Why are UV-B rays considered the most destructive form of UV radiation? |
They haveenough energy to cause photochemical damage to cellular DNA, but not enoughenergy to be completely absorbed by the atmosphere – like UV-C rays. |
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What are the organs most affected (target organs) forUV radiation? |
Skin, eyes,and the immune system. |
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What is the repeated effect of UV-B rays to the skin? |
The skinthickens and hardens resulting in a leathery appearance. |
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What is the spectral range within which the eyes are most sensitive to UV radiation? |
210 – 320nm. |
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What are common waysto limit sun exposure? |
Avoidworking in the sun; wear protective clothing; and apply sunscreen. |
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What is the most effectiveway to control overexposure to natural UV radiation? |
Limitexposure time and always ensure sunscreen is properly applied. |
