613. Types of decelerations and their significance / How to distinguish them on a tracing November 6th, 2008 by reuben in pregnancy Back Top Tags: card 612. Components of fetal heart tracings to be assessed / Define baseline heart rate / Two types of variability / Significance of variability 614. What is a sinusoidal tracing of fetal heart rate? What is its significance? / What is a reactive or reassuring nonstress test? / Elements of biophysical profile Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.