ACTUAL EXAM 50 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY
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A characteristic of variable decelerations is: - ANSWER-B. The onset of the deceleration is abrupt
.An increase in the fetal heart rate immediately preceding a variable deceleration is caused by: - ANSWER-A.
Occlusion of the umbilical vein
.Based on the tracing, the most appropriate interventions are: - ANSWER-B. Decrease oxytocin from 14 to 7
mU/min and start a 500-mL IVFB.
.Based on your observation of the tracing, what action(s) is (are) required? - ANSWER-B. Palpate Shelby's
radial pulse to verify maternal vs. fetal heart rate
.Describe the type of variability seen in the majority of the tracing. - ANSWER-C. Absent
.Did the fetal monitor tracing prior to delivery accurately predict the cor - ANSWER-A> Yes, the presence of
moderate variability rules out the metabolic acidemia.
.During a contraction, the tocodynamometer detects: - ANSWER-A. Pressure created by tensing of uterine
, muscle
.During a fetal sleep cycle, FHR variability is usually ____. - ANSWER-C. Minimal
.Fetal heart rate variability is defined as fluctuations in the baseline that are irregular in _____ and _____. -
ANSWER-B. Amplitude and frequency
.Following birth, a fetal cord blood sample is taken. The results are:
pH: 6.95
pCO2: 86 mmHg
pO2: 4mmHg
BE: -18.6 mEq/L
These results are best interpreted as: - ANSWER-C. Mixed acidemia
.Identify appropriate interventions to implement based on this tracing. - ANSWER-B. Palpate uterus, adjust
toco, assist patient to lateral position.
.If fetal arterial pressure begins to fall below normal levels: - ANSWER-A. Baroreceptors cause
vasoconstriction and increase the FHR
.If the nurse does not get the appropriate response from the provider, the next step is - ANSWER-B. Activate
the chain of communication (command)
.If the umbilical vein is the only vessel occluded during cord compression - ANSWER-B. Oxygenated blood
may be restricted from being delivered to the fetus
.Maternal-fetal oxygen and nutrient transfer takes place in the: - ANSWER-B. intervillous space
.Normal fetal heart rate baseline is: - ANSWER-C. 110-160 bpm