NCC EFM Exam Practice Questions And Answers

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NCC EFM Exam Practice Questions




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Oxygen is transferred from mom to fetus via the placenta through? –
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Passive (Simple) Diffusion
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Intervillous space perfusion is dependent on? –
Adequate Uterine Blood Flow
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Maternal Fetal Exchange is best promoted by which maternal position? –
Either Rt or Lt Lateral
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What is transfer down the concentration gradient from higher to lower called? –




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Diffusion
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The most likely physical rationale for recurrent late decels after epidural is? –




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Maternal Sympathetic Blockade
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Sp
Which FHR pattern would be anticipated when monitoring mono-mono twins? –




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Variable Decels
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Fetus can survive in an environment w/ a PO2 equal to adult venous blood d/t? –
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increased O2 carrying capacity
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Variable decels are mediated primarily by? –




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baroreceptors
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The sympathetic branch of the ANS influences FHR to? –
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increase
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the average difference in baseline FHR b/w 30 & 40 weeks is? –
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10bpm sh
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usually 5-6; 10 is closest
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Fetal blood is most highly oxygenated in the? –
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Ductus Venosous
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Sp

An abrupt rise in fetal bp can stimulate? –
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variable decels
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During an acute episode of fetal hypoxemia, fetal blood flow is redistributed primarily to
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the? –
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brain
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Over the course of pregnancy, the FHR baseline? –
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Sp
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