People have a right to know what is being said to or about them, and the best way to get this information is to learn the meanings of the words. So lets look at the most commonly used words that you might hear. Auditory hallucinations are most common. Persons with mental illness often feel an urgent compulsion to act when they receive a mistaken message because they have a sense of dire consequences if they do not. An affective disorder is one which involves your mood or emotions.
Depression is another disorder.
Bipolar Disorder is an illness in which the person has very severe mood swings. It is sometimes referred to as manic-depressive illness. However, the mood swings back at some point to a very low mood or to depression. Sometimes the person will have a normal mood in between the mood swings. Depression is a very low mood.