<prompt> Not a feature of dementia is -Loss of sensoriumWearing of dirty clothesForgetfulnessLoss of neurons in brain matter  <response>: Ans. is a loss of sensorium Loss of sensorium is a typical feature of Delirium. It is not seen in dementia.Dementia has following features -Generalized loss of neurons is seen in brain matter.Impairment of intellectual functions, impairment of memory predominantly of recent memoryDeterioration of personalityImpairment of Judgement impulse controlImpairment of abstract thinkingImpairment of all functions occuring globally. 