Concept explainers
70-Year-Old Male with Polyuria
Mr. Gutteman, a 70-year-old male, was brought into the ER. He had been sick several days with the flu, and was found confused and barely conscious by his daughter.
Mr. Gutteman is breathing rapidly and has a fever of 39°C (102°F). His skin is dry and flaccid, his mucous membranes are dry, and his eyes are sunken. The physician ordered:
•IV (intravenous) fluid and electrolyte replacement
•Blood and urine tests for presence of glucose and
•Strict I&O [careful measurement of fluid intake (e.g., IV, drinking) and output (e.g., urine)]
1. NCLEX-STYLE You would expect high levels of blood glucose and the presence of glucose and ketones in Mr. Gutteman's urine if:
a. His pancreas is secreting too much insulin
b. His liver is secreting too little insulin
c. His pancreas is secreting too little insulin
d. His liver is secreting too much glucagon
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Human Anatomy & Physiology, Books a la Carte Edition (11th Edition)
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