Anesthesia. Definition

Medical Definition: Anesthesia

Loss of sensation and consciousness because of drugs or other substances. Anesthesia prevents patients from feeling pain during surgery or other procedures. Local anesthesia causes loss of feeling in a small area of ??the body. Regional anesthesia causes loss of feeling in a body part, like an arm or leg. General anesthesia causes complete loss of feeling and conscience and feels like a very deep sleep.

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