Final answer:
Anxiety disorders are categorized as mental disorders when extreme anxiety disrupts cognitive, behavioral, or interpersonal functioning.
Step-by-step explanation:
Anxiety disorders are categorized as having a(n) mental disorder when a person's extreme anxiety significantly disrupts their cognitive, behavioral, or interpersonal functioning. These disorders can affect a person's quality of life and make it difficult to perform daily tasks. Examples of anxiety disorders include obsessive-compulsive disorder (OCD), panic disorder, post-traumatic stress disorder (PTSD), and specific phobias.