NCC EFM TEST COMPILATION Bundle

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 ...

Ductus venosus connects ______ to ______? Correct Answer: Umb. vein to IVC Foramen ovale connects _______to______? Correct Answer: R. atrium to L. atrium Ductus arteriosus connects _______ to _______? Correct Answer: Pulm. artery to aorta Normal rate Correct Answer: 110 to 160 BPM Av...

Which of the following factors can have a negative effect on uterine blood flow? a. Hypertension b. Epidural c. Hemorrhage d. Diabetes e. All of the above Correct Answer: e. All of the above Stimulating the vagus nerve typically produces: a. A decrease in the heart rate b. An increase in ...

Which of the following factors can have a negative effect on uterine blood flow? a. Hypertension b. Epidural c. Hemorrhage d. Diabetes e. All of the above Correct Answer: e. All of the above How does the fetus compensate for decreased maternal circulating volume? a. Increases cardiac outpu...

Acceleration - -Onset to peak <30 seconds - >15 bpm above baseline by >15 seconds but <2 minutes -(Before 32 weeks gestation: peak >10 bpm and lasting >10 seconds) Prolonged Acceleration - >2 minutes but <10 minutes Early Deceleration - -Gradual decrease and return o...

EFM paper speed - 3cm/ minute Ultra sound (EFM) - US transducer detects motion through ultrahigh frequency sound waves - it determines FHR by auto correlation compares successive reflected ultra sound waveforms at many points FSE - fetal scalp electrode (ISE) measures interval between R waves ...

A nurse is explaining to a pregnant patient the purpose of electronic fetal monitoring. Which of the following statements by the nurse is the most accurate way to describe the purpose of EFM? a. "EFM is a diagnostic procedure that monitors your baby's heart rate or FHR and your uterine contractio...

Hypoxemia Correct Answer: Decreased oxygen in blood Hypoxia Correct Answer: Not enough oxygen to supply organs Normal fetal PO2 Correct Answer: 15-25 mmhm What factors can change the maternal HR? Correct Answer: Intrinsic pacemakers (SA & AV node) Cardiac conduction system Autonomic r...

Why use fetal monitoring? Correct Answer: Primary goal is to prevent fetal and maternal morbidity and mortality (prevent injury and death to mother and/ or baby), to prevent bad patient outcomes. What percent of babies who experience a suboptimal event while being fetal monitored, develop cerebr...

Causes of uteroplacental perfusion decrease: - • HTN • Pregnancy • DM • Hypotension • Excessive uterine contractions (hypertonus) • Decreased surface area, edema, degenerative calcifications, infarcts, infection FHR reflects fetal oxygenation from which extrinsic factors: - • M...

Uterine contractions are quantified as Correct Answer: the number of contractions present in a 10 min window Normal frequency of uterine contractions Correct Answer: ≤5 contractions in 10 min, averaged over a 30 min window Tachysystole is Correct Answer: >5 contractions in 10 min, aver...