Researchers injected ethyl alcohol into 16 tarsometatarsal joints (lowest hock joint) of normal, sound horses. They injected 4 mL of either 70% or 95% ethyl alcohol.
For other uses, see Dementia (disambiguation). Dementia, also known as senility, is a broad category of brain diseases that cause a long term and often gradual decrease in the ability to think and remember that is great enough to affect a person's daily functioning. Other common symptoms include emotional problems, problems with language, and a decrease in motivation.
Answer: Dementia is a progressive disease that affects the brain. Early stages of dementia might show up as memory problems, confusion and sundowning. As dementia progresses, changes are seen in the basic ways in which the brain functions. A patient's personality changes, basic motor functions are impaired, and their ability to communicate decreases.