Question

wait two weeks Question 67 Why are lung surfactants important? Surfactants hold the lungs closed when exhaling Surfactants help the lungs inflate by causing the baby to work hard to inhale Surfactants help the lungs deflate by causing the baby to work hard Surfactants keep the lung tissue from 'sticking together, and allow the lungs will inflate completely with little effort DOLL F6 "F5

Answer 1

Question 67 Answer. Surfactants keep the lung tissue from sticking together and allow the lung will inflate completely with little effort.

All other options are wrong because surfactants makes the breathing effortless not making the baby work hard.

Question 66 Answer. Intrauterine exchange transfusion.

Presence of bilirubin in the amniotic fluid is an indication of erythroblastosis fetalis. In this case exchange transfusion is required to remove circulating bilirubin and antibody coated RBCs, replacing them with compatible RBC s with maternal serum. This process will help to prevent kernicterus.

Question 65 Answer. Bilirubin.

Presence of bilirubin due to hemolytic disease of newborn imdicates yellow colour amniotic fluid.

Other options like meconium causes green colour

Question 64 answer. L/S ratio and phosphatidyl glycerol. Along with this surfactant albumin (S/A) ratio also checked to detect maturity.