Venous and arterial reflex responses to positive-pressure breathing and lower body negative pressure
Peters J, Lister G, Nadel E, Mack G. Venous and arterial reflex responses to positive-pressure breathing and lower body negative pressure. Journal Of Applied Physiology 1997, 82: 1889-1896. PMID: 9173955, DOI: 10.1152/jappl.1997.82.6.1889.Peer-Reviewed Original ResearchConceptsRight atrial transmural pressureAtrial transmural pressureVascular resistanceCardiac outputReflex responsesLower body negative pressureVenous reflex responseForearm vascular resistanceSystemic vascular resistanceTransmural pressurePositive pressure breathingBody negative pressureVenomotor responsesVenous responsesArterial pressureVenous engorgementHealthy subjectsVenous fillingLBNPPEEPSustained increaseTissue 1Comparable reductionGreater reductionMmHgHepatic and Gastrointestinal Oxygen and Lactate Metabolism during Low Cardiac Output in Lambs
Fahey J, Lister G, Sanfilippo D, Edelstone D. Hepatic and Gastrointestinal Oxygen and Lactate Metabolism during Low Cardiac Output in Lambs. Pediatric Research 1997, 41: 842-851. PMID: 9167197, DOI: 10.1203/00006450-199706000-00008.Peer-Reviewed Original ResearchConceptsHepatic lactate uptakeHepatic O2 deliveryCardiac outputO2 deliveryHepatic O2 consumptionLactate uptakeLactate accumulationLactic acidosisGI tractNet hepatic lactate uptakeLow cardiac outputGastrointestinal blood flowYoung lambsSystemic O2 deliveryLactate productionExtraction of lactateGreater percent decreaseNet lactate productionO2 consumptionConscious lambsHepatic dysfunctionLactate deliveryO2/minBlood flowAdult subjects