Afterload
After|load [á̱fterlo̱ud; Neubildung aus engl. after = nach u. engl. load = Last, Druck] s; -s, -s: „Nachlast“, Belastung, gegen die sich ein Muskel verkürzt (für das Herz der Aorten- bzw. Pulmonaldruck)

Das Wörterbuch medizinischer Fachausdrücke. 2013.

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  • Afterload — In cardiac physiology, afterload is used to mean the tension produced by a chamber of the heart in order to contract. If the chamber is not mentioned, it is usually assumed to be the left ventricle. However, the strict definition of the term… …   Wikipedia

  • Afterload — Als Nachlast (engl. afterload) wird eine den Herzmuskel beeinflussende Kraft bezeichnet, welche dem Blutauswurf aus den Herzkammern (Ventrikel) in das Blutgefäßsystem des Körpers hinein entgegenwirkt. Sie kann am besten als Gesamtwiderstand der… …   Deutsch Wikipedia

  • afterload — noun The load on a working muscle from a constant opposing force …   Wiktionary

  • afterload — 1. The arrangement of a muscle so that, in shortening, it lifts a weight from an adjustable support or otherwise does work against a constant opposing force to which it is not exposed at rest. 2. The load or force thus encountered in shortening …   Medical dictionary

  • afterload — n. (In Cardiac Physiology) tension caused by the heart muscle after contraction …   English contemporary dictionary

  • afterload — …   Useful english dictionary

  • Stroke volume — (SV) is the volume of blood pumped by the right/left ventricle of the heart in one contraction. Specifically, it is the volume of blood ejected from ventricles during systole.The stroke volume is not all of the blood contained in the left… …   Wikipedia

  • Contractility — Myocardial contractility is the intrinsic ability of the heart to contract independent of preload and afterload. Changes in the ability to produce force during contraction result from different degrees of binding between myosin (thick) and actin… …   Wikipedia

  • Enhanced external counterpulsation — External counterpulsation (ECP) is a procedure performed on individuals with ischemic cardiomyopathy in order to diminish the symptoms of their ischemia. In various studies, ECP has been shown to relieve angina1,2, improve exercise tolerance³,… …   Wikipedia

  • Aortic insufficiency — See also: mitral regurgitation and tricuspid insufficiency Aortic insufficiency Classification and external resources Micrograph of myxomatous degeneration – a cause of aortic insufficiency …   Wikipedia

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