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https://quizlet.com/7515094/lecture-11-fetal-oxygenation-flash-cards/
If Hb doesn't have sufficient carrying capacity then won't have enough oxygen circulating mom to get to fetus •Sickle cell disease - if sickled, won't carry as much oxygen so less oxygen delivery to their own tissues, les s to uterus/placenta & then to fetus •Anemia deficiencies - affect amount of …
https://quizlet.com/22106865/anps-20-lab-8-flash-cards/
Oxygen delivery to the fetus occurs a. because of the direct connect of maternal and fetal vessels in the placenta. b. as maternal red blood cells pass through the syncytial trophoblast into fetal vessels. c. as fetal and maternal blood mix in the placenta. d. when oxygen diffuses from maternal blood into the chorionic villi and then to fetal ...
https://academic.oup.com/bjaed/article/5/4/107/475171
Aug 01, 2005 · In the fetus, gas exchange occurs in the placenta. The fetal circulation is ‘shunt-dependent’. Cardiac output in the fetus is defined in terms of combined ventricular output (CVO). The presence of fetal haemoglobin and a high CVO help maintain oxygen delivery in the fetus despite low oxygen partial pressures.Author: Peter John Murphy
https://www.ncbi.nlm.nih.gov/pubmed/3909777
Perinatal oxygen delivery and cardiac function. Teitel D, Rudolph AM. In this review, we have considered interrelationships between blood flow and oxygen requirements of the body during fetal and neonatal development. During fetal life, blood is oxygenated in the placenta and returns to …Author: Teitel D, Rudolph Am
https://clinicalgate.com/fetal-physiology/
Oxygen Supply and Transport. The fetus has almost no oxygen reserve and thus depends on maternal sources of oxygen delivery. Oxygen is an essential substrate for cell survival, because it is the final electron acceptor in the electron transport chain.
https://www.ncbi.nlm.nih.gov/pubmed/26140722/
Jul 01, 2015 · Embryonic development occurs under anaerobic conditions and even the fetus is adapted to a low oxygen environment. Nevertheless, there is a reserve capacity, and during acute hypoxia the fetus can counter a 50% reduction in oxygen delivery by increasing fractional extraction.Author: Anthony M. Carter
https://link.springer.com/chapter/10.1007%2F978-3-642-77469-0_9
The fetus receives its oxygen supply across the placenta, to which oxygen is delivered by maternal blood. The amount of oxygen delivered to the placental site is determined by the magnitude of blood flow and the oxygen content of uterine arterial blood.Author: A. M. Rudolph
https://www.sciencedirect.com/science/article/pii/S0143400412002184
An as yet unresolved metabolic response at the placenta, which may involve suppression of mitochondrial oxidative phosphorylation and a greater reliance on glycolytic ATP synthesis, maintains oxygen delivery to the fetus but at the cost of fetal hypoglycemia.Author: A.J. Murray
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