Mental health and mental illness have been defined in many ways but should always be viewed in the context of ethnocultural factors and influence.

• Mental Illness/Disorder
• Mental Health
• Legal Definition of Mental Illness
• Positive Mental Health: Jahoda's Six Major Categories
• Maslow's Hierarchy of Needs
• General Adaptation Syndrome (Stress-Adaptation Syndrome)
• Fight-or-Flight Response
• Diathesis-Stress Model
• Theories of Personality Development
• Stages of Personality Development
• Biological Aspects of Mental Illness
• Central and Peripheral Nervous System
• The Brain
• Limbic System
• Autonomic Nervous System
• Synapse Transmission
• Neurotransmitters
• Legal-Ethical Issues