My mom has dementia/Alzheimers, she is in a stage where she doesn't know how she came to live with me and my husband. she has know control over her bladder and bowel, and she doesn't know when she has to go to the bathroom. She has mood changes, attitudes, paranoia, hallucinates, emotional, she yells, and curses. I Want to know what stage is she in? She is almost 87 years old