a 2 day old newborn girl born at 41 weeks of gestation is admited to the neonatal intensive care unit due to repsiratoery distress. She was born to a 25 year old healthy mother the prenatal course was uneventful. during labor the amioctic fluid was stained with maconeium. She has gain respiratory distress color was repsiratory distress since birth. her infection murca comes back negative what is a likely explanation of her respiratory distress
