CCRN neonatal Questions & Answers
Link to questions -
✔https://coursewareobjects.elsevier.com/objects/elr/AACN/certification5e/
onlineevolveexam/
Fetal fibronectin -
✔biochemical marker useful for predicting preterm birth within 2 weeks
placental α-microglobulin-1 (PAMG-1) protein -
✔presence indicates rupture of membranes
Fetal heart rate variability -
✔best indicator of fetal oxygenation status (absence of metabolic acidemia)
Biophysical profile -
✔-fetal tone
-fetal breathing
-fetal movement
-nonstress test
-amniotic fluid volume
Late decelerations -
✔transient response to hypoxemia during contractions
Variable decelerations -
✔cord compression
-tx: amnioinfusion, intrauterine pressure catheter
Maternal serum α-fetoprotein -
✔-Elevated: neural tube defect, abdominal wall defect, EA/duodenal atresia
-Decreased: Down syndrome
Target preductal sat after birth -
✔-1 minute 60-65%
-2 minutes 65-70%
-3 minutes 70-75%
-4 minutes 75-80%
-5 minutes 80-85%
-10 minutes 85-90%
Arterial cord blood gas -
✔reveals the metabolic status of the fetus before delivery and strongly
correlates with perinatal asphyxia
Turner syndrome -
✔-SGA with a broad chest
-widely spaced nipples
-edema of the extremities
-short webbed neck
Trisomy 13 -
✔-cutis aplasia
-overlapping digits
-low-set ears, cleft palate
-microcephaly
-microphthalmia
-polydactyly
-rocker bottom feet
-numerous organ abnormalities (including cardiac)
