Prognostic factor in head injury -

Ans. is 'b' i.e., Glasgow coma scale Harrison writes- "In severe head injury, eye opening, the best motor response of 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 word - 3Withdraws (pain - 4None - 1Incomprehensible sound - 2Flexion (pain) - 3 None - 1Extension (pain) - 2 None - 1o Ranges from 3 to 15o A score of 7 or less is classed as comao A score of 9 or more excludes coma