Glasgow scoring system

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Glasgow scoring system (Glasgow coma scale, GCS) (glahz-goh skor-ing) n. a numerical system used to estimate a patient's level of consciousness after head injury. Each of the following are numerically graded: eye opening (1–4), motor response (1–6), and verbal response (1–5). The higher the score, the greater the level of consciousness: a score of 7 indicates a coma.