Natalie, an American student studying abroad in Taiwan, is at a restaurant when she sees a waitress drop a tray of drinks and then giggle. Natalie finds this reaction odd. This incident is not a sign that the waitress thinks mistakes are funny, but it is instead an example of cross-cultural differences, relayed by

A 37 week intrauterine growth restricted (IUGR) female is jaundiced at birth. The nurse notices petechiae while she is nursing for the first time. Appropriate initial testing for this infant includes:

You are writing TPN for a 4 day old infant with a birthweight of 1.4 kg, now 10% below birthweight. This morning, the sodium is down to 132 and the blood glucose is trending 62-69 mg% in the last 24 hours. The infant is receiving 2 mEq/kg/day sodium in the TPN D11W at 7.5 ml/hr via PICC line. The UAC infusing 1/2 normal saline at 1 ml/hr is being removed today. The EBM feeds will be increased to 20 ml/kg/day today. How much sodium will you provide in the TPN? What adjustment will you make in the GIR?

An infant is born and presents with ambiguous genitalia, a finding which was not prenatally known. In the delivery room the family asks about gender assignment. Which of the following is the best initial clinical response?

A 6 day old preterm neonate born at 29 weeks gestation is having symptoms concerning for sepsis and also presents with bruising, scattered petechiae, and oozing from a heel puncture site. Laboratory values are: Hemoglobin 10.2 g/dl Platelets 41,000 Prolonged PT and PTT These findings are consistent with:

You are discussing the plan of care with a mother whose preterm male infant has bilateral hydroceles.  She asks whether surgery will be necessary and are the hydroceles going to cause permanent damage.  You reassure her by responding that:  

A newborn has a positive newborn screen for congenital adrenal hyperplasia (CAH). Which of the following is the appropriate early management strategy for this infant?

A double volume exchange transfusion can be expected to reduce the serum bilirubin by:

The ____________ of the neuron is where a post synaptic neuron receives signals during anterograde neurotransmission.

The _____________ of a neuron is where the myelin sheath and Nodes of Ranvier help transmit the action potential.