Psychological Disorders — Psychology STD 12 Humanities — Question

Diathesis - stress model - An important model for explaining causes of abnormal behaviour. Diathesis refers to biological predisposition to the disorder.
Components of Diathesis - Stress model

• Presence of some biological predisposition which may - be inherited.
• It may carry a vulnerability to develop a psychological disorder. i.e. one is more prone - to abnormal behaviour due to the presence of biological predisposition.
• Presence of pathogenic stressors due to which the said predisposition evolves into a disorder.