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.
Bipolar disorder, formerly called manic depression, is a mental health condition that causes extreme mood swings that include emotional highs (mania or hypomania) and lows (depression). When you become depressed, you may feel sad or hopeless and lose interest or pleasure in most activities.