Loading...
*  Vascular resistance
... and vascular resistance is analogous to electrical resistance. The systemic vascular resistance can therefore be calculated in ... and Systemic vascular resistance: (93 - 3) / 5 = 18 Wood Units. Or Systemic vascular resistance: 18 x 80 = 1440 dyn·s/cm5. ... would also affect the measured vascular resistance. Pulmonary vascular resistance (PVR) also depends on the lung volume, and ... Vascular resistance is the resistance that must be overcome to push blood through the circulatory system and create flow. The ...
*  Portopulmonary hypertension
Inhaled nitric oxide vasodilates, decreasing pulmonary arterial pressure (PAP) and pulmonary vascular resistance (PVR) without ... Pulmonary vascular resistance-PVR > 240 dynes s cm−5 . Pulmonary artery occlusion pressure- PAOP < 15mmHg or transpulmonary ... Increased pulmonary vascular ETb receptor expression and responsiveness to ET-1 in cirrhotive and portal hypertensive rats. J ... Another drug, Milrinone, a Type 3 PDE-i increases vascular smooth muscle adenosine-3,5-cyclic monophosphate concentrations to ...
*  Fenoldopam
to cause a reduction in systemic vascular resistance. Fenoldopam has a rapid onset of action (4 minutes) and short duration of ...
*  Labetalol
The peripheral vascular resistance decreases when labetalol is first administered. Continuous labetalol use further decreases ... When labetalol is given in acute situations, it decreases the peripheral vascular resistance and systemic blood pressure while ... In short-term, acute situations, labetalol decreases blood pressure by decreasing systemic vascular resistance with little ... Labetalol acts by blocking alpha and beta adrenergic receptors, resulting in decreased peripheral vascular resistance without ...
*  Coronary flow reserve
When demand for oxygen in the myocardium is increased, the vascular resistance of the coronary arteries has the ability to ... Coronary circulation Vascular resistance Coronary artery Radó, Julia; Forster, Tamás (2001). "The significance of coronary flow ...
*  Bosentan
By blocking this interaction, bosentan decreases pulmonary vascular resistance. Bosentan has a slightly higher affinity for ET- ...
*  Cardiac physiology
The ventricles must develop a certain tension to pump blood against the resistance of the vascular system. This tension is ... A decrease in normal vascular resistance can also occur. Different cardiac responses operate to restore homeostasis of the ... Since the electrical stimulus begins at the apex, the contraction also begins at the apex and travels toward the base of the ... The electrical event, the wave of depolarization, is the trigger for muscular contraction. The wave of depolarization begins in ...
*  Terguride
These changes result in increased vascular resistance and PAH. Due to the potential anti-proliferative and anti-fibrotic ... Together, this causes vascular remodeling and narrowing of the pulmonary arteries. ... activity of terguride, this potential medicine could offer the hope of achieving reversal of pulmonary artery vascular ...
*  Heart transplantation
... or amyloidosis Vascular disease of the neck and leg arteries. High pulmonary vascular resistance - over 5 or 6 Wood units. ...
*  Umbilical vein
Vessel occlusion increases vascular resistance and therefore leads to hypertension. In portal hypertension, the vessels ... Diagram of the vascular channels in a human embryo of the second week. Human embryo with heart and anterior body-wall removed ... Wang, Y. Vascular biology of the placenta. in Colloquium Series on Integrated Systems Physiology: from Molecule to Function. ... Gray's s139 - "Peculiarities in the vascular system of the fetus" Embryology at Temple Heart98/heart97a/sld020 Human umbilical ...
*  Clevidipine
It reduces mean arterial blood pressure by decreasing systemic vascular resistance. Clevidipine does not reduce cardiac filling ... Clevidipine is a dihydropyridine L-type calcium channel blocker, highly selective for vascular, as opposed to myocardial, ...
*  Coronary steal
Subclavian steal syndrome Vascular resistance Arteriolar vasodilator Gould KL (August 1989). "Coronary steal. Is it clinically ... Thus, dilating the resistance vessels in the coronary circulation causes blood to be shunted away from the coronary vessels ...
*  Hydrochlorothiazide
Long term, however, it is believed to lower peripheral vascular resistance. Two companies, Merck and Ciba, state they ... Additionally, by other mechanisms, HCTZ is believed to lower peripheral vascular resistance. Hydrochlorothiazide is available ...
*  Pulmonary thromboendarterectomy
Further, pulmonary vascular resistance usually drops back to close normal levels. Since the pulmonary resistance is ... http://www.papworthhospital.nhs.uk/content.php?/our_services/thoracic_services_lungs/pulmonary_vascular_disease_unit_pvdu/ ...
*  Alpha blocker
This is because they can decrease vascular resistance and decrease pressure. However, while these drugs are generally well ... Hypertension is due to an increase in vascular resistance and vasoconstriction. Using α1 selective antagonists, such as ... thus decreasing vascular resistance, increasing vasodilation, and decreasing blood pressure overall. Blockers that have both ... thus causing blood vessels to increase in vascular resistance, and ultimately giving rise to hypertension. In addition, ...
*  Acute liver failure
Hyperdynamic circulation, with peripheral vasodilatation from low systemic vascular resistance, leads to hypotension. There is ... Increased cardiac output and low systemic vascular resistance are characteristic of ALF. Pulmonary artery catheterization ...
*  Carvedilol
This inhibition leads to decreased peripheral vascular resistance and an antihypertensive effect. There is no reflex ... which lowers blood pressure and vascular resistance. It is a nonselective beta blocker/alpha-1 blocker and belongs to the third ...
*  Vasomotion
Contribution of vasomotion to vascular resistance: a comparison of arteries from virgin and pregnant rats. J Appl Physiol. 1998 ... Reassessing the Mathematical Modeling of the Contribution of Vasomotion to Vascular Resistance. J Appl Physiol. 2002; 92: 888- ... In this model, high gap junction coupling is present between the vascular smooth muscle cells, the endothelial cells and the ... Intracellular calcium (Ca2+) concentration exhibits periodic oscillations in vascular smooth muscle cells. This is thought to ...
*  Hypoplastic left heart syndrome
These low oxygen levels increases the pulmonary vascular resistance (PVR) and thus improve blood flow to the rest of the body, ... Khambadkone S.; Li J.; De Leval M. R.; Cullen S.; Deanfield J. E.; Redington A. N. (2003). "Basal pulmonary vascular resistance ... When the ductus begins to close and pulmonary vascular resistance decreases, blood flow through the ductus is restricted and ... Play media At birth, the ductus arteriosus is still open, and there is higher than normal resistance to blood flow in the lungs ...
*  Intermittent vacuum therapy
As a reaction to this change, pulse and peripheral vascular resistance are enhanced. In addition, the sympathetic answer of the ... vascular diseases, oedemata and ulcers. Further indications which are already treated in the Netherlands are RSI Syndrome, CTS ... after sports injuries and vascular complaints). With the aid of normal and low pressure, it should enable to control venous ...
*  Amlodipine
This causes vasodilation and a reduction peripheral vascular resistance, thus lowering blood pressure. Its effects on cardiac ... By decreasing resistance to forward flow in the systemic circulation it results in a decrease in regurgitant flow into the left ... Amlodipine is an angioselective calcium channel blocker and inhibits the movement of calcium ions into vascular smooth muscle ... Amlodipine inhibits calcium ion influx across cell membranes, with a greater effect on vascular smooth muscle cells. ...
*  Fontan procedure
This is also the reason a Fontan procedure cannot be done immediately after birth; the pulmonary vascular resistance is high in ... Therefore, children with high pulmonary vascular resistance may not tolerate a Fontan procedure. Often, cardiac catheterization ... is performed to check the resistance before proceeding with the surgery. ...
*  Erythrocyte aggregation
Cabel M, Meiselman HJ, Popel AS, Johnson PC (1997). "Contribution of red blood cell aggregation to venous vascular resistance ... Erythrocyte aggregation also affects hemodynamic mechanisms in microcirculation and vascular control mechanisms. Conditions ...
*  Amoebic gill disease
AGD affected fish show a significant increase in vascular resistance contributing to cardiovascular collapse. Such effects ...
*  Endothelin 1
Inhibition of these receptors prevents pulmonary vasculature constriction and thus decreases pulmonary vascular resistance. ... is a potent vasoconstrictor that in humans is encoded by the EDN1 gene and produced by vascular endothelial cells. The protein ...
*  Iris songarica
Vascular plants of Russia and adjacent states (the former USSR). Khassanov, F. O. & N. Rakhimova. 2012. Taxonomic revision of ... In May 2008, a study was carried out on the anatomical structure of the leaf and drought resistance of 4 different species of ... Wang, Jun; Gao, Yi-ke (May 2008). "Study on the Relationship between Leaf Anatomical Structure and Drought Resistance of Four ...