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2024-04-22T06:19:20Z

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[[File:Auskomponierung_arpeggiation.png|Auskomponierung arpeggiation|thumb]] [[Image:Ursatz_321IVI_revised.png|Ursatz 321IVI revised|thumb|left]] [[File:Bass_prolongation.png|Bass prolongation|thumb|left]] [[File:Bach_Sinfonia_15,_BWV_801_prolongation_of_arpeggio,_measures_3-4.png|Bach Sinfonia 15, BWV 801 prolongation of arpeggio, measures 3-4|thumb]] [[File:Chopin_Nocturne_in_C_minor,_Op._48-1_prolongation_of_arpeggio,_measures_1-4.png|Chopin Nocturne in C minor, Op. 48-1 prolongation of arpeggio, measures 1-4|thumb]] '''Prolongation''' refers to the extension or lengthening of duration, and it can be applied across various contexts, including [[music]], [[medicine]], [[psychology]], and [[linguistics]]. In each of these fields, prolongation carries specific meanings and implications.

==Music==
In [[music theory]], prolongation is a concept used to describe the extension of a [[pitch]] or [[harmony]] beyond its expected temporal duration. This can be achieved through various means such as repetition, [[sequence]], or the use of [[non-chord tones]] that embellish a sustained harmony. The concept is closely associated with the theories of [[Heinrich Schenker]], who viewed prolongation as a fundamental aspect of tonal structure, where more stable, structural tones are prolonged through less stable, decorative tones.

[[Category:Music theory]]

==Medicine==
In the medical field, prolongation often refers to the extension of a [[disease]] process or the lengthening of a [[QT interval]] on an [[electrocardiogram]] (ECG). QT prolongation is a particular concern as it can indicate an increased risk of a type of [[arrhythmia]] called [[Torsades de Pointes]], which can be potentially life-threatening. Medications, electrolyte imbalances, and genetic conditions are among the causes of QT prolongation.

[[Category:Medicine]]

==Psychology==
In [[psychology]], prolongation might refer to the extended duration of a psychological state or process. For example, the prolongation of [[stress]] or [[anxiety]] can have significant implications for an individual's mental health, potentially leading to conditions such as [[chronic stress]] or [[generalized anxiety disorder]]. Therapeutic interventions may focus on strategies to reduce the prolongation of these adverse psychological states.

[[Category:Psychology]]

==Linguistics==
In [[linguistics]], prolongation refers to the lengthening of a [[phoneme]] or [[syllable]], which can affect the meaning of a word or its grammatical properties. This phonetic and phonological process is observed in various languages and can be indicative of stress, emphasis, or morphological changes.

[[Category:Linguistics]]

{{medicine-stub}}

Prolongation - Revision history

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