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A 65-year-old male with a history of dementia is brought to the emergency department with lethargy and restlessness. His serum sodium level is 150 mmol/L.  What is the most appropriate initial management for this patient? 

During which phase of the menstrual cycle do estrogen and progesterone provide positive feedback to the hypothalamus and pituitary? 

The liver plays a major role in metabolic homeostasis by: 

A 5-year-old child is diagnosed with nephrotic syndrome.  What is a common cause of nephrotic syndrome in children? 

Increasing dietary diversity postweaning helps to mature which GI processes? 

What condition is often associated with pediatric onset and results in nephrotic syndrome?

A patient presents with symptoms of nausea, vomiting, and early satiety. Which condition is characterized by decreased gastric motility and could explain these symptoms? 

The enteric nervous system can function independently of which of the following? 

A patient with chronic liver disease shows increased hepatic vascular resistance. Which change in sinusoidal endothelial cells is most likely responsible? 

A patient with Addison’s disease has low blood pressure and high potassium levels. How does hypoaldosteronism contribute to these symptoms?