CCHT Exam Review Questions & Answers
1. The functional unit of the kidney, or the structure in the kidney that does the
work, is the
Answer Nephron
2. A nephron is made up of
Answer A glomerulus and a tubule
3. The endocrine functions of the kidney includes
Answer Making erythropoietin andthe active form of vitamin D
4. The leading cause of End-Stage Renal Disease for adult in the United Statesis
Answer Diabetes
5. Patients with kidney failure often complain of itching, which is likely to be
caused by
Answer Hyperphosphatemia
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6. Why do kidney patients often have bone disease?
Answer Kidneys stop producingcalcitriol
7. Symptoms that a patient may need more dialysis time include
Answer Anorexia,fatigue, swelling
8. A semipermeable membrane is a porous barrier that
Answer Allow for only certainsized particles to cross
9. Diffusion is movement of particles
Answer From an area of higher concentration
10. Negative pressure is pressure created when
Answer Fluid is pulled through a re-striction
11. During dialysis, ultrafiltration occurs when
Answer Water is removed from bloodbecause there is a pressure gradient between
blood and dialysate
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12. At which point in the extracorporeal circuit is the blood usually under
negative pressure?
Answer The arterial line section before the blood pump
13. Which of the following will increase the amount of solutes that will diffuse
across the semipermeable membrane?
Answer High concentration gradients
14. The components of the dialysate treatment that affect clearance includes
Answer-
Dialysate flow, time of treatment, dialyzer size, blood flow rate
15. Two things that affect the dialyzer's ability to remove wastes from the body
include
Answer Surface area and molecular weight cutoff
16. Dialysate is the fluid that help remove waiste products from the body. It
contains a number of substances. What are the substances that might be
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