When using a systematic approach to interpret a chest X-ray, which of the following steps is most critical to perform first?  

A 54-year-old man presents to the emergency department with acute traumatic brain injury and evidence of cerebral edema on CT scan. He is intubated and sedated. Which of the following intravenous fluids is most appropriate for the acute management of his cerebral edema?

Screenshot 2025-08-26 at 15-06-24 Assessment.png Identify abnormality on this chest film:

A 72-year-old woman presents with confusion and serum sodium of 122 mmol/L. She recently started sertraline for depression and is also taking carbamazepine for trigeminal neuralgia. Which of the following medications is most likely responsible for her hyponatremia due to SIADH?

A 72-year-old patient in septic shock receives 4 liters of NS over 6 hours. She develops increasing dyspnea, elevated JVP, and diffuse crackles. Labs show: Na 150 mEq/L, Cl 120 mEq/L, HCO₃ 18 mEq/L, lactate 1.0. Which complication of fluid therapy is most likely?

Which of the following hormones is responsible for triggering testosterone synthesis in males and ovulation in females?

_______ are local hormones that stimulate fever, trigger inflammatory cascades, and stimulate pain pathways

Which of the following trophic hormones stimulates glucocorticoid secretion?

Which of the following best describes the role of the IP3 secondary messenger?

_______ hormones influence gene expression whereas ______ hormones modify cellular activity