Wheal sentence example

wheal
  • Once in the skin, the allergen may produce a classic immune wheal and flare response (a skin lesion with a raised, white, compressible area surrounded by a red flare).
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  • A positive test results in a small raised wheal with a red surrounding flare.
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  • A small skin wheal of local anesthetic is then injected at this site.
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  • Additionally it has been a producer of tin ores mainly associated with rhyolite dikes, one such mine Wheal Jane only closed in 1990.
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  • The physician looks at the injected area 20 minutes later; if it is red, with a raised area (wheal) in the center, the reaction is positive.
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  • In the case of a mosquito attack, many bites will follow the first and swollen hives or a wheal may begin to develop within minutes of the bites.
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  • At Wheal Cock near St Just in Cornwall the protecting roof was so thin that holes bored for blasting more than once penetrated to the bed of the ocean, and wooden plugs were kept on hand to drive into such holes when this occurred.
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  • Well-crystallized specimens are met with at many localities; for example, formerly at Wheal Towan (hence the name towanite, which has been applied to the species) in the St Agnes district of Cornwall, at Freiberg in Saxony, and Joplin, Missouri.
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