NNCC CCHT PRACTICE EXAM QUESTIONS

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NNCC CCHT PRACTICE EXAM QUESTIONS

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -30 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: Water moves from one body compartment to another by:

• ultrafiltration
• active transport
• osmotic forces
• all of the above

Answer:

C Question 2: Which site in the hemodialysis pathway has the highest positive pressure?

• arterial blood in the afferent tubing
• blood entering the dialyzer fibers
• blood leaving the dialyzer fibers
• blood in the venous return

Answer:

B

Question 3: Which hemodialysis schedule is likely to be most efficient?

• in-center hemodialysis 3-4 hour sessions, 3 days a week
• conventional home dialysis
• short daily home hemodialysis, 2-3 hour sessions, 5-7 days a week
• nocturnal home hemodialysis, 8 hours during sleep, 3 days a week

Answer:

C Question 4: The most common cause of chronic kidney disease in the United States is:

• diabetes
• hypertension
• glomerulonephritis
• polycystic kidney disease

Answer:

A Question 5: The molecular weight cutoff of a dialyzer is 12,000 daltons. Which of the following molecules would not pass through the membrane into the dialysate?

• phosphate
• urea
• albumin
• sodium

Answer:

C

Question 6: What percentage of transplanted kidneys is functional 1 year after transplantation?

• 90%
• 70%
• 50%
• 30%

Answer:

A Question 7: The most likely cause of post-renal failure is:

• severe dehydration
• nephrotoxic drug
• glomerulonephritis
• benign prostatic hypertrophy

Answer:

D

Question 8: In the dialyzer water may be removed from

• the intracellular compartment
• the intravascular compartment
• the interstitial compartment
• all of the above

Answer:

B Question 9: Osmosis is best defined as:

• diffusion of solute in semipermeable from high to low
• diffusion of solvent in semipermeable from low to high

• a verision of hydraulic pressure used in dialysis
• diffusion of solvent through semipermeable from high to low solute

Answer:

B Question 10: The glomerular filtration rate is an important index of renal function and in the

normal adult is approximately:

• 50 ml/nib/1.73 m2
• 75 ml/min/1.73 m 2
• 125 mL/min/1,73m2
• 200 ml/ min/ 1.73m2

Answer:

C Question 11: Clearance of low-molecular-weight molecules by dialysis is accomplished mostly

by:

• convection
• diffusion
• absorption
• solvent drag

Answer:

B Question 12: All of the following statements about vitamins in dialysis patients are true

EXCEPT:

• dialysis does not remove water-soluble vitamins
• supplemental b- complex vitamins should be given
• vitamin d should be given to most dialysis patients
• megadose fat- or water soluble vitamins should not be given