The pulmonary circulation
The right ventricle: interaction with the pulmonary circulation
... monary circulation. Although the absolute compliance of the pulmonary circulation is one-seventh that of the systemic circulation, it stores much less blood and has the ability to collapse ...
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The Effect of Granulomatous Pulmonary Disease in Dogs on the Response of the Pulmonary Circulation to Hypoxia
... granulomatous pulmonary disease on the reponse of the pulmonary circulation to hypoxia in two series of experiments in intact ...of pulmonary shunt pathways was compared to that of the rest of ...
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The pulmonary circulation of homozygous or heterozygous eNOS null mice is hyperresponsive to mild hypoxia
... unlikely to occur in humans as either an acquired or genetic condition, partial loss could occur and have phys- iological consequences. Therefore, to model this condi- tion, we bred mice that were heterozygous for the ...
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Effects of the 15 methyl analogs of prostaglandins E2 and F2alpha on the pulmonary circulation in the intact dog
... the pulmonary circulation were studied in the intact dog under conditions of controlled blood ...elevating pulmonary vascular resistance in the ...
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From Early Morphometrics to Machine Learning—What Future for Cardiovascular Imaging of the Pulmonary Circulation?
... of pulmonary vascular ...the pulmonary circulation, with the consequences of more rapid diagnosis and a reduction in the need for invasive procedures in the ...of pulmonary circulatory ...
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Physical Model of the Pulmonary Circulation Designed for Investigation on Cardiac Output Measurement by Means of the Thermodilution Method
... The “gold clinical standard” of cardiac output measurements is the thermodilution method, implemented by the Swan–Ganz catheter. The unreliability of obtained results is difficult to estimate experimentally, due to the ...
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Differential reactivity in the pulmonary circulation
... to pulmonary arterial, capillary, and venous pressure and volume was used to evaluate local differences of reactivity in the pulmonary blood vessels in the isolated lung lobe of the ...of pulmonary ...
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The Acute Effects of Atelectasis on the Pulmonary Circulation
... This venous admixture, greater than predicted from the percentage of lung tissue collapsed while breathing room air or 100% oxygen, could have resulted from a) atelectasis in the depende[r] ...
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THE EFFECT OF CARBON DIOXIDE ON THE PULMONARY CIRCULATION
... Simultaneous changes of either carbon dioxide or oxygen tension in the pulmonary artery and in the pulmonary vein of the isolated lobe had no effect on local hemodynamics. On the other h[r] ...
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THE EFFECT OF EPINEPHRINE ON THE PULMONARY CIRCULATION IN MAN
... pulmonary blood volume index, there was very little or no increase in cardiac output and in stroke volume, although a fall in peripheral resistance and circulation time, and an increase [r] ...
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STUDIES OF THE PULMONARY CIRCULATION I THE CIRCULATION TIME FROM THE PULMONARY ARTERY TO THE FEMORAL ARTERY AND THE QUANTITY OF BLOOD IN THE LUNGS IN NORMAL INDIVIDUALS
... circulation time (from a peripheral vein to the femoral artery) and the cardiac output, the volume of blood between the points of introduction and removal of dye was calculated from Stew[r] ...
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The Influence of Hydrogen Ion Concentration and Hypoxia on the Pulmonary Circulation
... Two groups of patients were studied: one received an infusion of sodium bicarbonate that caused a rise in blood pH and carbon dioxide ten- sion but no change in arterial oxyhemoglobin.. [r] ...
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THE EFFECT OF CHANGES IN HYDROGEN ION CONCENTRATION ON THE PULMONARY CIRCULATION
... Each type of experiment consisted of four periods; each period lasted for 15 to 20 minutes. The first type of experiment, involving the comparison of the effects of lactic with hydrochlo[r] ...
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Failure of postnatal adaptation of the pulmonary circulation after chronic intrauterine pulmonary hypertension in fetal lambs
... intrauterine pulmonary hypertension on the perinatal pulmonary circulation, we induced chronic elevations of pulmonary artery pressure in 24 late-gestation fetal lambs by maintaining partial ...
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STUDIES OF THE PULMONARY CIRCULATION II THE CIRCULATION TIME FROM THE PULMONARY ARTERY TO THE FEMORAL ARTERY AND THE QUANTITY OF BLOOD IN THE LUNGS IN PATIENTS WITH MITRAL STENOSIS AND IN PATIENTS WITH LEFT VENTRICULAR FAILURE
... Cardiac output, mean circulation time and Q in a group of patients with rheumatic heart disease and mitral stenosis.. Arterio- Mean TtlPulm.[r] ...
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Increased Muscularity of the Pulmonary Circulation in Victims of Sudden Infant Death Syndrome
... pulmonary circulation, usually recognized patho- logically by an increase in medial wall thickness, however measured, and, in more severe cases, by intimal changes.22 This is seen in con[r] ...
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STUDIES OF THE PULMONARY CIRCULATION IN MAN AT REST NORMAL VARIATIONS AND THE INTERRELATIONS BETWEEN INCREASED PULMONARY BLOOD FLOW, ELEVATED PULMONARY ARTERIAL PRESSURE, AND HIGH PULMONARY “CAPILLARY” PRESSURES
... Pulmonary hemodynamics have been studied in normal individuals at rest and the response of the pulmonary vasculature to large pulmonary blood flows, high pulmonary arterial pressures, an[r] ...
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VENOUS ADMIXTURE TO THE PULMONARY CIRCULATION IN HUMAN SUBJECTS BREATHING 100 PER CENT OXYGEN
... PLOT OF PULMONARY DIFFUSING CAPACITY FOR OXYGEN (DLo2) AGAINST ALVEOLAR-ARTERIAL OXYGEN PAR- TIAL PRESSURE DIFFERENCE, MEASURED DURING OXYGEN BREATHING, IN SIX PATIENTS WITH DIFFUSE DISE[r] ...
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Loss of endothelium dependent relaxant activity in the pulmonary circulation of rats exposed to chronic hypoxia
... of pulmonary hypertension induces alterations of endothelium-dependent relaxation in rat pulmonary vascular bed, we studied isolated lung preparations from rats exposed to either room air (controls) or ...
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The circulation in patients with chronic bronchitis and emphysema at rest and during exercise, with special reference to the influence of changes in blood viscosity and blood volume on the pulmonary circulation
... Comparable changes in pulmonary arterial and pulmonary venous pressures after infusions have been observed in normal subjects and in patients with heart disease, and they have been attri[r] ...
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