A Patient Showing Symptoms of Impaired Renal Function Has a Battery

question 49

Multiple Choice

A patient showing symptoms of impaired renal function has a battery of tests performed.Results are:
Serum creatinine: 2.0 mg/dL
Urine creatinine: 150 mg/dL
Serum osmolality: 270 mOsm
Urine osmolality: 100 mOsm
24-hour urine volume: 2000 mL
-Based on the information provided,which renal function is abnormal in this patient?

• A) Glomerular filtration
• B) Tubular reabsorption
• C) Tubular secretion
• D) Renal blood flow

---

Definitions:

Trophic Level

Position of an organism in a food chain.

Chaparral Biome

A biome characterized by dense, spiny shrubs and a Mediterranean climate, with hot, dry summers and mild, wet winters, typically found in California and the Mediterranean region.

Primary Production

The rate at which an ecosystem’s producers capture and store energy.

Temperate Deciduous Forest

Northern Hemisphere biome in which the predominant plants are broadleaf trees that lose their leaves in fall and become dormant during cold winters.