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EFM Exam Practice Questions and Answers: Fetal Heart Rate Monitoring, Exams of Obstetrics

Virginia State University (VSU)Obstetrics

A series of practice questions and answers related to electronic fetal monitoring (efm). It covers key concepts such as oxygen transfer, intervillous space perfusion, fetal heart rate patterns, and acid-base status. The questions address various aspects of efm interpretation, including the identification of decelerations, variability, and the impact of maternal conditions on fetal well-being. This resource is designed to test and reinforce understanding of efm principles and their clinical application in obstetrical care, providing a valuable tool for medical professionals and students.

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2024/2025

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NCC EFM Exam Practice Questions with Answers

1. Oxygen is transferred from mom to fetus via the placenta through?: Passive (Simple) Diffusion

2. Intervillous space perfusion is dependent on?: Adequate Uterine Blood Flow

3. Maternal Fetal Exchange is best promoted by which maternal position?: Ei- ther Rt or Lt Lateral

4. What is transfer down the concentration gradient from higher to lower called?: Diffusion

5. The most likely physical rationale for recurrent late decels after epidural is?: Maternal

Sympathetic Blockade

6. Which FHR pattern would be anticipated when monitoring mono-mono twins?: Variable

Decels

7. Fetus can survive in an environment w/ a PO2 equal to adult venous blood d/t?: increased O2

carrying capacity

8. Variable decels are mediated primarily by?: baroreceptors

9. The sympathetic branch of the ANS influences FHR to?: increase

10. the average difference in baseline FHR b/w 30 & 40 weeks is?: 10bpm usually 5-6; 10 is

closest

11. Fetal blood is most highly oxygenated in the?: Ductus Venosous

12. An abrupt rise in fetal bp can stimulate?: variable decels

Discover Exams of Obstetrics Virginia State University (VSU)

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Download EFM Exam Practice Questions and Answers: Fetal Heart Rate Monitoring and more Exams Obstetrics in PDF only on Docsity!

NCC EFM Exam Practice Questions with Answers

1. Oxygen is transferred from mom to fetus via the placenta through?: Passive (Simple) Diffusion

2. Intervillous space perfusion is dependent on?: Adequate Uterine Blood Flow

3. Maternal Fetal Exchange is best promoted by which maternal position?: Ei- ther Rt or Lt Lateral

4. What is transfer down the concentration gradient from higher to lower called?: Diffusion

5. The most likely physical rationale for recurrent late decels after epidural is?: Maternal

Sympathetic Blockade

6. Which FHR pattern would be anticipated when monitoring mono-mono twins?: Variable

Decels

7. Fetus can survive in an environment w/ a PO2 equal to adult venous blood d/t?: increased O

carrying capacity

8. Variable decels are mediated primarily by?: baroreceptors

9. The sympathetic branch of the ANS influences FHR to?: increase

10. the average difference in baseline FHR b/w 30 & 40 weeks is?: 10bpm usually 5-6; 10 is

closest

11. Fetal blood is most highly oxygenated in the?: Ductus Venosous

12. An abrupt rise in fetal bp can stimulate?: variable decels

13. During an acute episode of fetal hypoxemia, fetal blood flow is redistrib- uted primarily to the?:

brain

14. Over the course of pregnancy, the FHR baseline?: decreases

15. FHR variability is dependent upon?: cerebral oxygen and intact CNS

16. chemoreceptors respond mainly to?: hypoxemia

17. pH: 7.

pCO2: 50 HCO3: 24 BE: -3: normal acid-base status (if pH is normal, answer is normal)

18. Fetal respiratory academia is indicated by a pH of 7.04 and a PCO2 of?: >

19. pH: 6.

PCO2: 49

HCO3: 16

BE:-16: metabolic acidemia

20. pH: 7.

pCO2: 80 HCO3: 22 BE: -4: respiratory acidemia

33. if baseline FHR is indeterminate, refer to prior?: 10 min. window

34. Baseline FHR variability is classified as?: absent, minimal, moderate, marked

35. primary goal in treatment of late decels?: maximize uteroplacentel blood flow

36. Rationale for low dose oxytocin protocol?: half-life of oxytocin

37. Initiate treatment for recurrent late decels w/ moderate variability during 1st stage?: maternal

repositioning

38. FHR pattern likely to develop w/ severe fetal anemia?: sinusoidal

39. most consistent clinical sign of uterine rupture during tolac?: recurrent decels of bradycardia

40. loss of FHR variability can result from?: medication administration

41. IV stadol may result in?: transient sinusoidal (pseudosinusoidal)

42. When using a doppler to determine FHR, autocorrelation:: compares suc- cessive reflective US

waveforms at many points

EFM Exam Practice Questions and Answers: Fetal Heart Rate Monitoring, Exams of Obstetrics

Related documents

Partial preview of the text

Download EFM Exam Practice Questions and Answers: Fetal Heart Rate Monitoring and more Exams Obstetrics in PDF only on Docsity!

NCC EFM Exam Practice Questions with Answers

1. Oxygen is transferred from mom to fetus via the placenta through?: Passive (Simple) Diffusion

2. Intervillous space perfusion is dependent on?: Adequate Uterine Blood Flow

3. Maternal Fetal Exchange is best promoted by which maternal position?: Ei- ther Rt or Lt Lateral

4. What is transfer down the concentration gradient from higher to lower called?: Diffusion

5. The most likely physical rationale for recurrent late decels after epidural is?: Maternal

6. Which FHR pattern would be anticipated when monitoring mono-mono twins?: Variable

7. Fetus can survive in an environment w/ a PO2 equal to adult venous blood d/t?: increased O

8. Variable decels are mediated primarily by?: baroreceptors

9. The sympathetic branch of the ANS influences FHR to?: increase

10. the average difference in baseline FHR b/w 30 & 40 weeks is?: 10bpm usually 5-6; 10 is

11. Fetal blood is most highly oxygenated in the?: Ductus Venosous

12. An abrupt rise in fetal bp can stimulate?: variable decels

13. During an acute episode of fetal hypoxemia, fetal blood flow is redistrib- uted primarily to the?:

14. Over the course of pregnancy, the FHR baseline?: decreases

15. FHR variability is dependent upon?: cerebral oxygen and intact CNS

16. chemoreceptors respond mainly to?: hypoxemia

17. pH: 7.

18. Fetal respiratory academia is indicated by a pH of 7.04 and a PCO2 of?: >

19. pH: 6.

PCO2: 49

HCO3: 16

20. pH: 7.

33. if baseline FHR is indeterminate, refer to prior?: 10 min. window

34. Baseline FHR variability is classified as?: absent, minimal, moderate, marked

35. primary goal in treatment of late decels?: maximize uteroplacentel blood flow

36. Rationale for low dose oxytocin protocol?: half-life of oxytocin

37. Initiate treatment for recurrent late decels w/ moderate variability during 1st stage?: maternal

38. FHR pattern likely to develop w/ severe fetal anemia?: sinusoidal

39. most consistent clinical sign of uterine rupture during tolac?: recurrent decels of bradycardia

40. loss of FHR variability can result from?: medication administration

41. IV stadol may result in?: transient sinusoidal (pseudosinusoidal)

42. When using a doppler to determine FHR, autocorrelation:: compares suc- cessive reflective US

43. Sustained SVT increases fetal risk for:: CHF (hydrops)

44. toco detects changes in?: the shape of the uterine wall

45. fetoscope works by detecting?: sound of opening/closing of heart valves

46. short r-to-r intervals in fetal egg is indicative of?: tachycardia

47. most common fetal arrhythmia?: PAC

48. Fetal hydrops may develop w?: paroxysmal atrial tachy

49. complete heart block increases fetal risk for?: neonatal pacemaker

50. reactive NST in term fetus requires?: 2 access 15x15 w/I 20 min.

51. in the BPP the chronic marker is?: AFV

52. most commonly cited source of adverse outcome during labor?: commu- nication failure