Glossary D

Duplex theory of texture perception refers to the idea that texture perception is determined by both spatial and temporal cues that are detected by two (2) types of receptors. Duplex theory of texture perception is originally proposed by David Katz and named the "Duplex Theory" by Hollins.

Duplication in psychology refers to the act of replicating or copying behaviors, thoughts, or patterns, often observed in individuals, either consciously or unconsciously. This phenomenon can have significant implications for mental health, relationships, and personal development. In this article, we will delve into the concept of duplication, provide various examples to illustrate its relevance, discuss the risks associated with it, explore its application areas in psychology, offer recommendations for understanding and addressing duplication, and, if applicable, touch upon historical and legal aspects. We will also provide examples of sentences that demonstrate the usage of the term in different grammatical forms and conclude with a list of similar concepts and a summary.

Dura mater literally means "tough mother" that refers to a dense, inelastic, double- layered, vascularized membrane of the meninges that adheres to the inner surface of the skull.

Durable medical equipment refers to equipment such as wheelchairs, hospital beds and prosthetics used at home generally by disabled persons. Durable Medical Equipment is also called Home medical equipment.

Durable power of attorney refers to a document that authorizes someone to act on behalf of a person in financial and property matters and health care decisions that can go into effect either when the agreement is signed or when a disability occurs

Durable powers of attorney in health care matters refers to a form of advance directives through which an individual can authorize another individual to make decisions and take actions on his or her behalf under specific circumstances. Durable powers of attorney in health care matters applies , particularly to issues involving health care; continues in force until or unless revoked by its maker even when the individual who authorized it is no longer able to act as a competent decision maker. Durable powers of attorney in health care matters is sometimes called a "Health care proxy".

Duration refers to the length of time that an individual repeatedly or continuously performs a certain behavior.

Duration method is a term in Behavioral observation which refers to a technique for converting observations into numerical scores that involves recording how much time an individual spends engaged in a specific behavior during a fixed-time observation period.