A 28-week gestation infant with a birthweight of 900 grams has 0.5 ml/kg/hr urine output at 48 hours of age. Total fluids are 100 ml/kg/day. Further evaluation reveals the following findings: Current weight 750 gramsHR 188RR 72Mean arterial blood pressure 22 mmHgNo abdominal massBladder non-palpableLaboratory Values: Na 151 mEq/L, K 5.8 mEq/L, BUN 30 mg/dl, Creatinine 0.8 mg/dl, elevated serum osmolarity and urine osmolarity You suspect the low urine output is secondary to:

You are called to assess a 3 week old, former 32 week infant with clay colored stools. The infant received TPN for 5 days until goal feedings were achieved. The infant is breastfeeding ad lib demand, voiding normally, stooling spontaneously, not having emesis and has a bronzed skin tone. The best diagnostic test to order for this infant is:

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 25 week gestation infant was treated for two weeks after birth with hydrocortisone for vasopressor-resistant hypotension. Until what age should this infant receive stress doses of steroids with procedures and/or surgeries?

Methamphetamine is a drug that targets the release of dopamine from presynaptic neurons by increasing the release of dopamine into the synapse.

Which of the following is CORRECT about astrocytes?

____________________ is responsible for establishing a baseline charge of -70mV for the resting potential of a neuron.

Choose the appropriate words for the blank in B.   A: 찜질방은 뭐 하는 데예요?   B: _________도  하고 ___________________이에요.

Type the Korean sentence after translating the English sentence. “Do you know who taught Korean last year?”

Match each  question in the left column with the appropriate response in the right column.