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Abnormal Psychology, 2018a

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<strong>Abnormal</strong> <strong>Psychology</strong><br />

can become pathological and has led to the scientific study of psychological disorders, or<br />

psychopathology. From our previous discussion we can fashion the following definition of a<br />

psychological or mental disorder: mental disorders are characterized by psychological dysfunction,<br />

which causes physical and/or psychological distress or impaired functioning, and is not an expected<br />

behavior according to societal or cultural standards.<br />

Key Takeaways<br />

You should have learned the following in this section:<br />

<strong>Abnormal</strong> behavior is a combination of personal distress, psychological dysfunction, deviance<br />

from social norms, dangerousness to self and others, and costliness to society.<br />

<strong>Abnormal</strong> psychology is the scientific study of abnormal behavior, with the intent to be able to<br />

predict reliably, explain, diagnose, identify the causes of, and treat maladaptive behavior.<br />

The study of psychological disorders is called psychopathology.<br />

Mental disorders are characterized by psychological dysfunction, which causes physical and/or<br />

psychological distress or impaired functioning, and is not an expected behavior according to<br />

societal or cultural standards.<br />

Section 1.1 Review Questions<br />

1.<br />

2.<br />

3.<br />

4.<br />

5.<br />

What is the disease model and what problems existed with it? What was to overcome its<br />

limitations?<br />

Can we adequately define normal behavior? What about abnormal behavior?<br />

What aspects are part of the American Psychiatric Association’s definition of abnormal behavior?<br />

What is abnormal behavior? Psychopathology?<br />

How do we define mental disorders?<br />

1.2. Classifying Mental Disorders<br />

Section Learning Objectives<br />

Define and exemplify classification.<br />

Define nomenclature.<br />

Define epidemiology.<br />

Define the presenting problem and clinical description.<br />

Differentiate prevalence, incidence, and any subtypes.<br />

18

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