NNCC ccht practice question & answers 2023 updated

NNCC ccht practice question & answers 2023 updatedPeritoneal dialysis differs from hemodialysis in which of the following ways? A. PD requires both vascular access and abdominal access. B. PD cannot be done at home C. PD access is by an intra-abdominal catheter D. Sterile dialysate is not require for PD - correct answer C The main difference between an arteriovenous shunt (AVS) and an arteriovenous fistula (AVF) is: A. AVS is entirely within the arm B. AVF is entirely within the arm C. AVF is more likely to become clotted or infected D. AVF requires an external tube - correct answer B Which of the following dialyzers is used currently? a. Kiil B. flat plate c. coil d. hollow tube - correct answer D Which of the following kidney structures connects with and delivers urine directly to the ureter? a. pelvis b, calyx c, glomerulus d. cortex - correct answer A The glomerular filtration rate is an important index of renal function and in the normal adult is approximately: a. 50 ml/nib/1.73 m2 b. 75 ml/min/1.73 m 2 c. 125 mL/min/1,73m2 d. 200 ml/ min/ 1.73m2 - correct answer C All of the following substances are produced by the kidney EXCEPT: a. renin b. aldosterone c. erythropoietin d. calcitriol - correct answer B The most likely cause of post-renal failure is: A. severe dehydration B. nephrotoxic drug C. glomerulonephritis D. benign prostatic hypertrophy - correct answer D The most common cause of chronic kidney disease in the United States is: a. diabetes b. hypertension c. glomerulonephritis d. polycystic kidney disease - correct answer A Uremia may cause which of the following conditions? a. itching b. edema (swelling) of extremities c. anemia d. all of the above - correct answer D All of the following conditions are associated with chronic kidney failure except: a. low hemoglobin b. hypoparathyroidism c. hyperkalemia d. hyperphosphatemia - correct answer B What percentage of transplanted kidneys is functional 1 year after transplantation? a. 90% b. 70% c. 50% d. 30% - correct answer A Which hemodialysis schedule is likely to be most efficient? a. in-center hemodialysis 3-4 hour sessions, 3 days a week b. conventional home dialysis c. short daily home hemodialysis, 2-3 hour sessions, 5-7 days a week d. nocturnal home hemodialysis, 8 hours during sleep, 3 days a week - correct answer C The fluid restriction for most patients undergoing in-center hemodialysis is equal to urine volume/day plus: a. 0 L b. 0.5 L c. 1L d 2 L. - correct answer C Failure to excrete beta20microglobulin in patients with kidney failure predisposes to: a. pericarditis