Glossary D

Dose-response relationship refers to a direct, consistent relationship between an independent variable, such as a behavior, and a dependent variable, such as an illness. For example, the greater the number of cigarettes one smokes, the greater the likelihood of lung cancer.

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Dotty means eccentric, mentally unbalanced, unconventional. Dotty is from Scots word "dottle" which means fool

Double product is defined as the product of heart rate and systolic blood pressure; estimate of work of the heart.

Double approach-avoidance conflict means being simultaneously attracted to and repelled by each of two (2) alternatives.

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Double aspectism refers to Spinoza's contention that material substance and consciousness are two (2) inseparable aspects of everything in the universe, including humans. It is the belief that bodily and mental events are inseparable because they are two (2) aspects of every experience. Double aspectism is also called Psychophysical double aspectism and double-aspectmonism.

Double bind refers to a view that when an individual receives an important message with two (2) different meanings and is unable to respond to it, the individual is in an impossible situation. If such messages are repeated over time, individuals may begin to show signs of Schizophrenia.

double bind communication refers to the practice of transmitting conflicting messages that was thought to cause Schizophrenia according to n obsolete, unsupported theory

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Double depression refers to a severe mood disorder typified by major depressive episodes superimposed over a background of Dysthymic disorder ; a co-existence of Dysthymic disorder and major depressive disorder Double depression is an instance in which a major depressive episode is superimposed on the subject’s previous Dysthymic disorder.

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