ACCURATE AND VERIFIED QUESTIONS
AND ANSWERS
The primary source of oxygen for the fetus is: - ANSWER✔✔✨---The maternal respiratory system
When the buffer, or base, gets used up due to the need to neutralize the lactic acid, the results of a fetal
blood sample will show: - ANSWER✔✔✨---an increase in the base deficit (depletion of the base)
Interruption of oxygen transfer to the fetus may result in the fetal need for - ANSWER✔✔✨---
buffers
Two limitations of the ultrasound transducer are - ANSWER✔✔✨---half-count the fetal heart rate
double-count the fetal heart rate
The direct fetal electrode (ISL or FSE) records every fetal heart beat, but it is still possible for it to -
ANSWER✔✔✨---Half count the fetal heart rate if the rate is higher than 180-200bpm
The fetal arrhythmia that is of greatest concern is the - ANSWER✔✔✨---Tachyarrhythmia
Initial changes in FHR pattern that may indicate worsening trend of hypoxia include -
ANSWER✔✔✨---Deepening of decelerations with a rising baseline rate
if a tracing has minimal variability and the absence of accelerations on admission, attempts to assess
fetal oxygenation may include: - ANSWER✔✔✨---Maternal abdominal palpation to stimulate fetus
During a biophysical profile the fetal response that is the last to be lost with fetal hypoxia is -
ANSWER✔✔✨---Fetal tone