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- Preload_(cardiology) abstract "In cardiac physiology, preload is the end diastolic volume that stretches the right or left ventricle of the heart to its greatest geometric dimensions under variable physiologic demand. In other words, it is the initial stretching of the cardiomyocytes prior to contraction; therefore, it is related to the sarcomere length at the end of diastole. Parameters such as ventricular end diastolic volume or pressure are used to measure preload since the ideal length of the cardiac sarcomere cannot be measured. Passive filling of the (heart) ventricle and subsequent atrial contraction thus allows an echocardiographically volumetric measurement. Preload is theoretically most accurately described as the initial stretching of a single cardiomyocyte prior to contraction. This cannot be measured in vivo and therefore other measurements are used as estimates. Estimation may be inaccurate, for example in a chronically dilated ventricle new sarcomeres may have formed in the heart muscle allowing the relaxed ventricle to appear enlarged. The term end-diastolic volume is better suited to the clinic, although not exactly equivalent to the strict definition of preload. Atrial pressure is a surrogate for preload.".
- Preload_(cardiology) thumbnail Heart_diastole.png?width=300.
- Preload_(cardiology) wikiPageExternalLink CF007.htm.
- Preload_(cardiology) wikiPageID "1449523".
- Preload_(cardiology) wikiPageLength "4367".
- Preload_(cardiology) wikiPageOutDegree "23".
- Preload_(cardiology) wikiPageRevisionID "673488649".
- Preload_(cardiology) wikiPageWikiLink Afterload.
- Preload_(cardiology) wikiPageWikiLink Arteriovenous_fistula.
- Preload_(cardiology) wikiPageWikiLink Cardiac_muscle_cell.
- Preload_(cardiology) wikiPageWikiLink Cardiac_output.
- Preload_(cardiology) wikiPageWikiLink Cardiology.
- Preload_(cardiology) wikiPageWikiLink Cardiomyocyte.
- Preload_(cardiology) wikiPageWikiLink Cardiomyocytes.
- Preload_(cardiology) wikiPageWikiLink Category:Cardiovascular_physiology.
- Preload_(cardiology) wikiPageWikiLink End-diastolic_volume.
- Preload_(cardiology) wikiPageWikiLink End_diastolic_volume.
- Preload_(cardiology) wikiPageWikiLink Frank–Starling_law.
- Preload_(cardiology) wikiPageWikiLink Frank–Starling_law_of_the_heart.
- Preload_(cardiology) wikiPageWikiLink Heart.
- Preload_(cardiology) wikiPageWikiLink In_vivo.
- Preload_(cardiology) wikiPageWikiLink Left_ventricular_end_diastolic_pressure.
- Preload_(cardiology) wikiPageWikiLink Passive_leg_raising_test.
- Preload_(cardiology) wikiPageWikiLink Physiology.
- Preload_(cardiology) wikiPageWikiLink Polycythemia.
- Preload_(cardiology) wikiPageWikiLink Sarcomere.
- Preload_(cardiology) wikiPageWikiLink Ventricle_(heart).
- Preload_(cardiology) wikiPageWikiLink Ventricular_pressure.
- Preload_(cardiology) wikiPageWikiLink Volume_overload.
- Preload_(cardiology) wikiPageWikiLink Young-Laplace_equation.
- Preload_(cardiology) wikiPageWikiLink Young–Laplace_equation.
- Preload_(cardiology) wikiPageWikiLink File:Heart_diastole.png.
- Preload_(cardiology) wikiPageWikiLinkText "Preload (cardiology)".
- Preload_(cardiology) wikiPageWikiLinkText "Preload".
- Preload_(cardiology) wikiPageWikiLinkText "cardiac preload".
- Preload_(cardiology) wikiPageWikiLinkText "pre-load".
- Preload_(cardiology) wikiPageWikiLinkText "preload".
- Preload_(cardiology) wikiPageWikiLinkText "preloading".
- Preload_(cardiology) hasPhotoCollection Preload_(cardiology).
- Preload_(cardiology) wikiPageUsesTemplate Template:Cardiovascular_physiology.
- Preload_(cardiology) wikiPageUsesTemplate Template:Reflist.
- Preload_(cardiology) subject Category:Cardiovascular_physiology.
- Preload_(cardiology) hypernym Volume.
- Preload_(cardiology) type Book.
- Preload_(cardiology) comment "In cardiac physiology, preload is the end diastolic volume that stretches the right or left ventricle of the heart to its greatest geometric dimensions under variable physiologic demand. In other words, it is the initial stretching of the cardiomyocytes prior to contraction; therefore, it is related to the sarcomere length at the end of diastole.".
- Preload_(cardiology) label "Preload (cardiology)".
- Preload_(cardiology) sameAs طليعة_التحميل.
- Preload_(cardiology) sameAs Vorlast.
- Preload_(cardiology) sameAs Precarga.
- Preload_(cardiology) sameAs Precarico.
- Preload_(cardiology) sameAs Obciążenie_wstępne.
- Preload_(cardiology) sameAs Pré-carga.
- Preload_(cardiology) sameAs m.052hl4.
- Preload_(cardiology) sameAs Preload.
- Preload_(cardiology) sameAs Q1406926.
- Preload_(cardiology) sameAs Q1406926.
- Preload_(cardiology) wasDerivedFrom Preload_(cardiology)?oldid=673488649.
- Preload_(cardiology) depiction Heart_diastole.png.
- Preload_(cardiology) isPrimaryTopicOf Preload_(cardiology).