(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsEarly embryo hemodynamics in chickZebrafishMouseHuman, vitelline artery pressureVentricular pressureCardiac outputTissue metabolic demandsPeripheral heartsPlacental circulationAcardiac twinTRAP (twin-reversed arterial perfusion) Development…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsBiogenetic lawCongenital heart abnormalitiesGenetic screensHeart fieldHistomeresFunctional systemsFunctional threefoldnessNerve-sense systemRhythmic systemMetabolic systemThreefold cardiovascular system The idea that the development of…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA In whatsoever creature there is lungs, there is likewise in them two ventricles, the right and the left. William…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsRhythmic generation of pressureConstriction of conotruncusVitelline artery ligationSpongy myocardiumEmbryo arterial pressure We have seen that while traversing the heart…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsAortic occlusionCardiac output during aortic occlusionThe role of venous reservoir and of peripheral circulationHemodynamics of aortic occlusionCardiac effects of…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA The great tragedy of science—the slaying of a beautiful hypothesis by an ugly fact. Thomas Huxley (1870) It is…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsPeristaltic pumpValveless embryo heartCardiac jellyLiebau pump principleDynamic suction pumpContraction waveBlood flow reversalEjection fraction Rhythmical contractions of the embryonic heart…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsEmbryo heartFlow perturbationMicrospheresVitelline vein ligationCardiac morphogenesisPeripheral circulation On account of relative ease of accessibility, the early embryo circulation is…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsEmbryo heart rate perturbationsBlood’s motive energyHeart pacingSinus node cooling and heatingIntrinsic heart rateMatching of heart rate and output To…
(1) Professor of Anesthesiology, Albany Medical College, Albany, NY, USA KeywordsPressure–volume loopsEnd-systolic pressure–volume relationshipExternal myocardial workInternal myocardial workPreloadAfterloadVentricular oxygen consumptionOptimal working volume The complex equilibrium existing between the pressure…
