NCC EFM practice exam with correct answers

NCC EFM practice exam with correct
answers
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 |the |heart |rate

c. |An |increase |in |stroke |volume

d. |No |change |- |correct |answer-a. |A |decrease |in |the |heart |rate



The |vagus |nerve |begins |maturation |26 |to |28 |weeks. |Its |dominance |results |in |what |effect |to |the |FHR |
baseline?

a. |Increases |baseline

b. |Decreases |baseline |- |correct |answer-b. |Decreases |baseline



T/F: |The |most |common |artifact |with |the |ultrasound |transducer |system |for |fetal |heart |rate |is |
increased |variability. |- |correct |answer-True



T/F: |All |fetal |monitors |contain |a |logic |system |designed |to |reject |artifact. |- |correct |answer-True



T/F: |Fetal |arrhythmias |can |be |seen |on |both |internal |and |external |monitor |tracings. |- |correct |answer-
True

,T/F: |Variability |and |periodic |changes |can |be |detected |with |both |internal |and |external |monitoring. |- |
correct |answer-True



T/F: |Variable |decelerations |are |a |vagal |response. |- |correct |answer-True



T/F: |Variable |decelerations |are |the |most |frequently |seen |fetal |heart |rate |deceleration |pattern |in |
labor. |- |correct |answer-True



Etiology |of |a |baseline |FHR |of |165bpm |occurring |for |the |last |hour |can |be:

1. |Maternal |supine |hypotension

2. |Maternal |fever

3. |Maternal |dehydration

4. |Unknown

a. |1 |and |2

b. |1, |2 |and |3

c. |2, |3 |and |4 |- |correct |answer-c. |2, |3 |and |4



The |most |prevalent |risk |factor |associated |with |fetal |death |before |the |onset |of |labor |is:

a. |Low |socioeconomic |status

b. |Fetal |malpresentation

c. |Uteroplacental |insufficiency

d. |Uterine |anomalies |- |correct |answer-c. |Uteroplacental |insufficiency



Which |of |the |following |conditions |is |not |an |indication |for |antepartum |fetal |surveillance?

a. |Gestational |hypertension

b. |Diabetes |in |pregnancy

c. |Fetus |in |breech |presentation

d. |Decreased |fetal |movement |- |correct |answer-c. |Fetus |in |breech |presentation

,Which |of |the |following |does |not |affect |the |degree |of |fetal |activity?

a. |Vibroacoustic |stimulation

b. |Smoking

c. |Fetal |position

d. |Gestational |age |- |correct |answer-a. |Vibroacoustic |stimulation



T/F: |Umbilical |cord |influences |that |can |alter |blood |flow |include |true |knots, |hematomas, |and |number |
of |umbilical |vessels. |- |correct |answer-True



T/F: |Low |amplitude |contractions |are |not |an |early |sign |of |preterm |labor. |- |correct |answer-False



T/F: |Corticosteroid |administration |may |cause |an |increase |in |FHR |accelerations. |- |correct |answer-False



T/F: |Corticosteroid |administration |may |cause |an |increase |in |FHR. |- |correct |answer-True



T/F: |Contractions |cause |an |increase |in |uterine |venous |pressure |and |a |decrease |in |uterine |artery |
perfusion. |- |correct |answer-True



As |a |result |of |the |intrinsic |fetal |response |to |oxygen |deprivation, |increased |catecholamine |levels |cause
|the |peripheral |blood |flow |to |decrease |while |the |blood |flow |to |vital |organs |increases. |These |flow |

changes |along |with |increased |catecholamine |secretions |have |what |effect |on |fetal |blood |pressure |and |
fetal |heart |rate? |

A. |Increase |BP |and |increase |HR

B. |Increase |BP |and |decrease |HR

C. |Decrease |BP |and |increase |HR

D. |Decrease |BP |and |decrease |HR |- |correct |answer-B. |Increase |BP |and |decrease |HR



During |a |term |antepartum |NST |(non-stress |test), |you |notice |several |variable |decelerations |that |
decrease |at |least |15 |bpm |and |last |at |least |15 |sec |long. |Which |of |the |following |is |the |least |likely |
explanation?

A. |True |knot

, B. |Gestational |diabetes

C. |Umbilical |cord |entanglement

D. |Oligohydramnios |- |correct |answer-B. |Gestational |diabetes



All |of |the |following |are |likely |causes |of |prolonged |decelerations |except:

A. |Uterine |tachysystole

B. |Prolapsed |cord

C. |Maternal |hypotension

D. |Maternal |fever |- |correct |answer-D. |Maternal |fever



All |of |the |following |could |likely |cause |minimal |variability |in |FHR |except

A. |Magnesium |sulfate |administration

B. |Fetal |sleep |cycle

C. |Narcotic |administration

D. |Ephedrine |administration |- |correct |answer-D. |Ephedrine |administration



When |an |IUPC |has |been |placed, |Montevideo |units |must |be |___ |or |greater |for |adequate |cervical |
change |to |occur.

A. |100

B. |200

C. |300

D. |400 |- |correct |answer-B. |200



What |would |be |a |suspected |pH |in |a |fetus |whose |FHTs |included |recurrent |late |decelerations |during |
labor?

A. |7.10

B. |7.26

C. |7.32

D. |7.41 |- |correct |answer-A. |7.10