AWHONN Intermediate Fetal Monitoring TEST (100% Verified Solutions) .

Which of the following is an extrinsic influence on the FHR? correct answers C. Fetal-placental circulation The most highly oxygenated blood in fetal circulation is carried by: correct answers C. Ductus venosus If fetal arterial pressure begins to fall below normal levels: correct answers A. Baroreceptors cause vasoconstriction and increase the FHR Fetal heart rate variability is defined as fluctuations in the baseline that are irregular in _____ and _____. correct answers B. Amplitude and frequency An increase in the fetal heart rate immediately preceding a variable deceleration is caused by: correct answers A. Occlusion of the umbilical vein When assessing a FHR tracing, the first step is to: correct answers C. Establish the baseline rate Which deceleration in the FHR is considered benign and does not require an intervention to correct? correct answers A. Early deceleration If the umbilical vein is the only vessel occluded during cord compression correct answers B. Oxygenated blood may be restricted from being delivered to the fetus During a fetal sleep cycle, FHR variability is usually ____. correct answers C. Minimal Uterine tachysystole is defined as: correct answers B. >5 contractions in 10 mind over 30 minutes Maternal-fetal oxygen and nutrient transfer takes place in the: correct answers B. intervillous space During a contraction, the tocodynamometer detects: correct answers A. Pressure created by tensing of uterine muscle Normal fetal heart rate baseline is: correct answers C. 110-160 bpm 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: correct answers C. Mixed acidemia