[Verified Answer]: A 45-year-old male presents to the…

A 45-year-old male presents to the emergency department with signs of severe dehydration following a marathon run in hot weather. He reports excessive sweating during the race and minimal fluid intake. On examination, he appears lethargic, with dry mucous membranes and decreased skin turgor. Vital signs reveal tachycardia and hypotension. Laboratory tests show elevated serum osmolality and reduced urine output. Which of the following terms best describes the fluid status of the patient? Group of answer choices Hypotonic dehydration Isotonic dehydration Hypertonic dehydration Euvolemic dehydration