NCC EFM Cert. Exam (2022/2023) Already Passed

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NCC EFM Cert. Exam (2022/2023) Already Passed Ductus venosus connects ______ to ______? ✔✔Umb. vein to IVC Foramen ovale connects _______to______? ✔✔R. atrium to L. atrium Ductus arteriosu... s connects _______ to _______? ✔✔Pulm. artery to aorta Normal rate ✔✔110 to 160 BPM Average baseline rate at 15wks gestation ✔✔160 BPM Average rate in fetus with heart block ✔✔60 BPM (intrinsic ventricular or nodal rate) Sympathetic effects ✔✔Incr. HR, constricted peripheral and visceral blood vessels, vital organs dilate and receive more blood Gest. age at which autonomic nervous system is fully developed ✔✔~ 32wks Primary indicator of fetal oxygenation ✔✔Presence or absence of variability Location of chemoreceptors ✔✔aortic arch Chemoreceptors respond to? ✔✔Changes in O2 and CO2 Location of baroreceptors ✔✔Aortic arch and carotid bodies Maximal reactivity occurs when? ✔✔Late at night Max duration of fetal nonreactivity? ✔✔80min Sensitivity ✔✔Probablity of detecting a true positive Specificity ✔✔Probability that true negative will be detected False positive ✔✔erroneosly positive when reality is negative False negative ✔✔erroneously negative when reality is positive NST ✔✔Two 15x15 accels in 20min (up to 40min) % of false positive CSTs? ✔✔~ 30% BPP components ✔✔1) Fetal breathing movements 2) Gross body movements 3) Fetal tone 4) Reactive fetal heart rate 5) Qualitiative amniotic fluid volume BPP Score of 10 ✔✔Normal BPP Score of 8 ✔✔Nl infant, low risk of chronic asphyxia BPP Score of 6 ✔✔Borderline result - rpt in 24hrs BPP Score of 4 ✔✔Suspect chronic asphyxia BPP Score of 0-2 ✔✔Strongly suspect chronic asphyxia Early manifestation of fetal acidosis? ✔✔Non-reacive NST and loss of FBM Change in FBM with maternal glucose changes? ✔✔FBM incr. with rising mGlu FBM decr. with mHYPOglycemia Maternal smoking effects FBM how? ✔✔FBM decr. with msmoking Corticosteroids effects FBM? ✔✔corticosteroids may decr. FBM Maternal PAO2 at sea level? ✔✔~105mmHg Change in cardiac output and SVR in pre-E? ✔✔CO and SVR INCREASED in pre-E Prolonged decels occured in ___% of uterine rupture? ✔✔71% Signif. neonatal morbidity occured when ____min or longer elapsed between onset of HFR decel and delivery. ✔✔18min Normal arterial pH for healthy vaginal deliveries? ✔✔7.28+/- 0.05 Normal arterial pO2 for healthy vaginal deliveries? ✔✔18.0 +/- 6.2 Normal arterial pCO2 for healthy vaginal deliveries? ✔✔49.2 +/- 8.4 Normal base deficit for healthy vaginal deliveries? ✔✔Less than 12 pH at which acidosis ✔✔7.2 (7.1) Tachysystole ✔✔>5 contractions in 10min Baseline (defn) ✔✔mean FHR rounded to increments of 5 BPM during a 10min perioud excl. periodic or episodic changes, contractions, periods of marked variability, and segments of baseline that differ by >25 BPM Sinusoidal pattern? ✔✔Fetal anemia As many as ___% of infants with complete heart block have assoc. congenital cardiac malformations. ✔✔50% Mortality rate for newborns with complete heart block ✔✔25% Newborn with complete heart block in absence of congen. heart disease frequently has neonatal ___________. ✔✔Lupus erthematosus Baseline variability (defn) ✔✔Fluctuations in baseline FHR >2 cycles per minute (peak to trough); irregular in amplitude and frequency Minimal baseline variability ✔✔> undetectable but <or= 5bpm Moderate baseline variability ✔✔6-25 bpm Marked variability ✔✔>25 bpm T/F Performing fetal stimulation is appropriate during decels or bradycardia. ✔✔FALSE - Fetal stim should be performed when FHR is at the baseline. Early Decel (defn) ✔✔visually apparrent GRADUAL decrease (onset to nadir >=30sec of FHR below baseline), nadir occurs at peak of contraction Early decel (physiology) ✔✔Fetal head copmression (vagal reflex), often sen between 4-6cm dilation [Show More]

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