<prompt> Not a component of Glasgow coma scale -Eye openingMotor responsePupil sizeVerbal response  <response>: Ans. is c i.e.. Pupil size o Harrison writes - In severe head injury eye opening, the best motor response oj the limbs, and verbal output have been found to be roughly predictive of outcome; these are summarized using the Glasgow coma scale . Glasgow coma scale is used to determine the conscious level of the patient -A Eye openingB Verbal responseC Motor responseSpontaneous-4Oriented-5Obeys commands-6To Voice-3Confused-4Localises pain-5To pain- 2Inappropriate words-3Withdraws pain-4None-1Incomprehensible sound-2Flexion pain-3 None-1Extension pain-2 None- 1Noneo Ranges from 3 to 15.o A score of 7 or less is classified as comao A score of 9 or more excludes coma 