![](http://www.alamy.com/thumbs/6/9A920345-B5C7-4B0D-9D30-75F5C9B8761D/K2295Y.jpg)
Local anesthesia is used when only a small area needs to be anesthetized.
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Photo credit: © QA International / Alamy / Afripics
License: Licensed
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Keywords: anesthesia, anesthetized., area, body, color, human, illustration, local, organ, sense, small, touch