systemic vascular resistance

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• Vascular resistance — is a term used to define the resistance to flow that must be overcome to push blood through the circulatory system. The resistance offered by the peripheral circulation is known as the systemic vascular resistance (SVR), while the resistance… …   Wikipedia

• vascular resistance — n resistance to blood flow through blood vessels and esp. arterioles <internal vessel diameter is inversely proportional to pulmonary and systemic vascular resistance> see peripheral vascular resistance * * * the opposition to blood flow in …   Medical dictionary

• Resistance — may refer to: Physics * Electrical resistance, a measure of the degree to which an object opposes an electric current through it * Friction, the force that opposes (relative) motion ** Drag (physics) ( air resistance ), fluid or gas forces… …   Wikipedia

• Resistance — Opposition to something, or the ability to withstand it. For example, some forms of staphylococcus are resistant to treatment with antibiotics. * * * 1. A force exerted in opposition to an active force. 2. The opposition in a conductor to the… …   Medical dictionary

• Total peripheral resistance — (TPR) is the sum of the resistance of all peripheral vasculature in the systemic circulation. This should not be confused with Pulmonary Vascular Resistance, which is the resistance in the pulmonary vasculature.MeasurementTPR is represented… …   Wikipedia

• total peripheral resistance — the vascular resistance of the systemic circulation: the difference between the mean arterial pressure and central venous pressure divided by the cardiac output. Called also peripheral vascular r …   Medical dictionary

• SVR — Systemic Vascular Resistance (Medical » Physiology) ** Virtual world (Computing » File Extensions) ** Sustained Viral Response (Medical » Physiology) * Societas Via Romana (International » Latin) * Sterling Vineyards Reserve (Business » Firms) *… …   Abbreviations dictionary

• SVRI — systemic vascular resistance index …   Medical dictionary

• SVRI — • systemic vascular resistance index …   Dictionary of medical acronyms & abbreviations

• Blood pressure — For information about high blood pressure, see Hypertension. Blood pressure Diagnostics A sphygmomanometer, a device used for measuring arterial pressure. MeSH …   Wikipedia

• Cardiac output — (Q or or CO ) is the volume of blood being pumped by the heart, in particular by a left or right ventricle in the time interval of one minute. CO may be measured in many ways, for example dm3/min (1 dm3 equals 1000 cm3 or 1 litre). Q is… …   Wikipedia