Audio Qbank – Q121 – A newborn in respiratory distress

 

A newborn delivered at 31 weeks gestation is in severe respiratory distress. An increase in which of the following parameters best explains this presentation?

 

  Alveolar radii
  Elastic recoil
  Pulmonary compliance
  Radial traction
  Surfactant

 

Cut-to-the-chase Answer (0:27):
HY USMLE Answer (3:00):