DAVITA CCHT practice exam questions and answers with solutions 2025

1. The functional unit of the kidney, or the structure in the kidney that does the work, is the: a. Calyx b. Cortex c. Medulla d. Nephron - ANSWER d 2. The leading cause of chronic kidney disease for adults in the United States: a. Diabetes b. Glomerulonephritis c. Hypertension d. Urinary obstruction - ANSWER a 3. A nephron is made up of: a. A glomerulus and a tubule system b. The bladder and the ureters c. The cortex and a capsule d. The loop of Henle and the capillary ball - ANSWER a 4. Which of the following is NOT a symptom of uremia? a. Elevated hematocrit b. Decreased ability to concentrate c. Itching d. Lack of appetite - ANSWER a 5. Mrs. Smith's dry weight is 62 kg. Her pretreatment weight when she came in for treatment on Monday was 67 kg. The priming saline amount is 240 mL, the rinseback amount is 200 mL, fluid from medications is 100 mL, and she is not allowed any fluids during treatment. What is the total amount of fluid weight to be removed during her treatment? a. 5,000 mL