ventricular ejection

См. также в других словарях:

• left ventricular ejection time — (LVET) the interval from systole to closure of the aortic valve, measured on the carotid pulse tracing from the beginning upstroke to the dicrotic notch; it is one of the systolic time intervals (q.v.) measured to assess left ventricular… …   Medical dictionary

• Ejection fraction — In cardiovascular physiology, ejection fraction (Ef) is the fraction of blood pumped out of a ventricle with each heart beat. The term ejection fraction applies to both the right and left ventricles; one can speak equally of the left ventricular… …   Wikipedia

• Ventricular remodeling — refers to the changes in size, shape, and function of the heart after injury to the left ventricle. The injury is typically due to acute myocardial infarction (usually transmural or ST segment elevation infarction), but may be from a number of… …   Wikipedia

• Ventricular assist device — Graphic describing a Left Ventricular Assist Device (LVAD). The device pumps blood from the left ventricle to the aorta. A Ventricular assist device, or VAD, is a mechanical circulatory device that is used to partially or completely replace the… …   Wikipedia

• ejection period — the second phase of ventricular systole, being the period intervening between the opening and closing of the semilunar valves, during which the blood is being discharged into the aortic and pulmonary arteries. It can be divided into an initial… …   Medical dictionary

• Ejection fraction — The portion of blood that is pumped out of a filled ventricle as a result of a heartbeat. The heart does not eject all of the blood that is in the ventricle. Only about two thirds of the blood is normally pumped out with each beat. That fraction… …   Medical dictionary

• ventricular plateau — a nearly level part of the intraventricular curve of blood pressure corresponding to the middle of the ejection period of the ventricle …   Medical dictionary

• Arrhythmogenic right ventricular dysplasia — Classification and external resources Photomicrograph of an ARVC heart. ICD 10 I …   Wikipedia

• Fraction d'éjection — La fraction d’éjection est une mesure de la capacité du cœur à se contracter efficacement. Elle se calcule en divisant le volume d éjection systolique (différence entre le volume diastolique (ventricule plein) et le volume systolique (volume du… …   Wikipédia en Français

• REF — ejection fraction at rest; rat embryo fibroblast; referred; refused; renal erythropoietic factor; restriction endonuclease fingerprinting; right ventricular ejection fraction …   Medical dictionary

• REF — • ejection fraction at rest; • rat embryo fibroblast; • referred; • refused; • renal erythropoietic factor; • restriction endonuclease fingerprinting; • right ventricular ejection fraction …   Dictionary of medical acronyms & abbreviations