NCC EFM Exam Practice Questions with Complete Solutions 2023/2024 Oxygen is transferred from mom to fetus via the placenta through? - Correct Answer Passive (Simple) Diffusion Intervillous space perfusion is dependent on? - Correct Answer Adequate Uterine Blood Flow Maternal Fetal Exchange is best promoted by which maternal position? - Correct Answer Either Rt or Lt Lateral What is transfer down the concentration gradient from higher to lower called? - Correct Answer Diffusion The most likely physical rationale for recurrent late decels after epidural is? - Correct Answer Maternal Sympathetic Blockade Which FHR pattern would be anticipated when monitoring mono-mono twins? - Correct Answer Variable Decels Fetus can survive in an environment w/ a PO2 equal to adult venous blood d/t? - Correct Answer increased O2 carrying capacity Variable decels are mediated primarily by? - Correct Answer baroreceptors The sympathetic branch of the ANS influences FHR to? - Correct Answer increase the average difference in baseline FHR b/w 30 & 40 weeks is? - Correct Answer 10bpm usually 5-6; 10 is closest Fetal blood is most highly oxygenated in the? - Correct Answer Ductus Venosous An abrupt rise in fetal bp can stimulate? - Correct Answer variable decels During an acute episode of fetal hypoxemia, fetal blood flow is redistributed primarily to the? - Correct Answer brain Over the course of pregnancy, the FHR baseline? - Correct Answer decreases FHR variability is dependent upon? - Correct Answer cerebral oxygen and intact CNS chemoreceptors respond mainly to? - Correct Answer hypoxemia
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