C-EFM Practice Questions

C-EFM Practice Questions A FHR with an arrhythmia strip...what maternal condition is the pt most likely to have A. SLE B. Sickle cell anemia - SLE At what point in fetal circulation is the most oxygenaged - Ductus venosus If didn't list ^ then IVC Betamethasone can increase or decrease FHr - Decrease Betamethasone causes the HR to A. No change B. Increase C. Decrease - C. Decrease Betamethasone causes variability to - Become more minimal BPP...if it decreases what is the last item remaining? A. breathing B. Movement C. Tone - C. Tone (BPP behaviors disappear in the reverse order in which they appeared) Fetal tone is the first to develop 7.5-8 weeks Fetal movement begins at 9 weeks - 3rd to disappear Fetal breathing becomes regular at 20-21 weeks - 2nd to disappear Reactivity happens at the end of 2nd beginning of 3rd trimester - first to disappear If AMniotic fluid listed as Choice it would be the last to go away. Amniotic fluid decreases as a compensatory mechanism due to shunting Doppler sounds can be deterred by A. Poly B. Maternal positioning - Poly - May scatter sound waves Doppler technology use sounds waves to reflect A. Electric waves B. Movement C. Sound - B. Movement - Doppler technology uses sound waves to reflect off of anything that moves Following an ultrasound which revealed decreased amniotic fluid, a woman at term is admitted in early labor. It should be recognized that oligohydramnios often results in FHR decels that are A. Late in onset or occur after peak of contraction B. Synchronous with that of contractions C. Varied in depth and duration - C. Varied in depth and duration How would you know infant was hypoxic A. FHR tracing b. Cord gas - B. Cord gas In comparing early and late decelerations, a distinguishing factor between the two is A. Onset time to the nadir of the deceleration B. The # of decels that occur C. Timing in relation to contractions - C. Timjng in relation to ctx Non reactive NST at term what do you do after 20 minutes - - reposition continue monitoring attempt to elicit an accel -May continue to monitor for another 20 min -if continues to be non reactive must do