Weegy: Cognitive means the affect that dementia has on thinking skills eg memory, understanding etc. Functional is about the ability to perform actions such as feeding themselves. [ Emotional is about how they feel and react eg confusion can cause distress and aggression. As dementia progresses, eating and drinking can become difficult for some people. This factsheet looks at some of the difficulties that people with dementia may have with eating and drinking, and suggests ways to help. A person with dementia may no longer recognise the food in front of them. They may struggle to use a knife and fork as co-ordination becomes difficult. The person may not open their mouths as food approaches and may need reminding to do so. Food may be difficult to chew or swallow or they may not want to accept assistance with eating. ] (More)