The Specialties of Physiology â¢ Cell physiology â¢ Special physiology â¢ Systemic physiology â¢ Pathological physiology Levels of Organization â¢ Integumentary system â¢ Nervous system â¢ Skeletal system â¢ Endocrine system â¢ Muscular system â¢ Cardiovascular system
Definition of manic for English Language Learners. : 1  having or relating to a mental illness that causes someone to become very excited or emotional. : 2  very excited, energetic, or emotional.
  It can cause extreme mood changes from manic episodes of very high  energy to the extreme lows of depression. It is also called  manic-depressive disorder.   This illness can cause behavior so extreme that you cannot function  at work, in family or social situations, or in relationships with  others.ome  people think manic means really depressed.. Mania is the  'opposite' of depression. A manic depressive is someone who cycles  between being manic and depressed. The term bipolar supposedly  makes this more clear.