The Preterm Newborn
Compared to term infants, neonates born prematurely have higher associated rates of which of the following?
c. Congenital malformations
What is a reason for the decrease in preterm birth from 12% in 2007 to 10% in 2014?
a. Liberalized use of cerclage
b. Decrease in teen birth rate
c. Universal cervical length screening
d. Use of 17-alpha hydroxyprogesterone caproate
Respiratory distress syndrome contributes to which of the following comorbidities?
b. Pulmonary hypertension
c. Necrotizing enterocolitis
What is the mechanism of action by which surfactant prevents respiratory distress syndrome in neonatal lungs?
a. Clears fluid from the lungs
b. Dilates the pulmonary vasculature
c. Lowers surface tension in the alveoli
d. Aids in maturation of the terminal bronchioles
Respiratory distress syndrome can develop in the term infant as surfactant can be inactivated by which of the following substances?
What is the etiology of the diffuse reticulogranular infiltrate seen on the chest radiograph below?
Used with permission from Dr. Becky Ennis.
a. Persistent fetal circulation
b. Bronchopulmonary dysplasia
c. Respiratory distress syndrome
d. Transient tachypnea of the newborn