NCC EFM Exam Practice QUESTIONS AND DETAIED VERIFIED ANSWERS A+ GRADE

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