Late decelerations are due to :: (A) Uteroplacental insufficiency, (B) Cord compression, (C) Head compression, (D) Fetal Anemia ( Rh Incompatibility )
Answer is A. Early decelerations are due to head compression (stimulation of vagus nerve) Late decelerations are due to uteroplacental insufficiency (fetal distress/hypoxia) Variable decelerations are due to cord compression (oligohydramnios in labor)