NCC EFM practice | questions and answers with 100% correct answers | verified

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 answerB. 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 answerB. 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 answerD. 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 answerD. Ephedrine administration