Question 1

The baseline fetal heart rate decreases with gestational age as a result of an increase in:

Options :

A : Catecholamine production

B : Intrinsic ventricular rate

C : Parasympathetic tone

Answer: C

Question 2

The baseline fetal heart rate in this tracing is:

Options :

A : 155 beats per minute

B : Indeterminate

C : Tachycardia

Answer: C

Question 3

During the second stage of labor, a period of bradycardia develops. The fetal heart rate baseline variability is moderate. The most likely cause of this bradycardia is:

Options :

A : Cord compression

B : Vagal stimulation

C : Vasospasm

Answer: B

Question 4

Nonstress testing is used more frequently for antepartum testing than contraction stress testing because contraction stress testing has a:

Options :

A : Higher frequency of equivocal test results

B : Limited reporting option for the compromised fetus

C : Low predictability of fetal well-being within 7 days of a negative test

Answer: A

Question 5

An electronic fetal monitoring factor that best correlates with fetal well-being is:

Options :

A : Absence of decelerations

B : Baseline heart rate 140–150 bpm

C : Presence of variability

Answer: C

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