CCHT TEST EXAM QUESTIONS

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CCHT TEST EXAM QUESTIONS

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -100 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: Which of the following statements about arteriovenous grafts are correct?

Answer:

They are more prone to thrombosis than arteriovenus fistulae.Question 2: Which of the following kidney structures connnects with and delivers urine directly to the ureter?

Answer:

Pelvis Question 3: Clearance of low-molecular-weight molecules by dialysis is accomplished mostly by ___

Answer:

diffusion Question 4: A low-pressure alarm in the venous (postdialyzer) line is likely to be set off by:

Answer:

A blockage in the blood tubing between the monitoring site and the venous needle.Question 5: For centers that reuse dialyzers, reprocessing includes:

Answer:

disinfecting the clamps and the outside of the dialysis machine.

Question 6: Recirculation refers to:

Answer:

mixing dialyzed venous blood with blood entering the arterial needle.

Question 7: How is the anticoagulant heparin given during the dialysis tx?

Answer:

Intermittently, as a single bolus, by continuous infusion.Question 8: Which of the following statements about extracorporeal circulation is correct?

Answer:

Approximately 100-250 mL are outside the patient's body at a time.Question 9: Common sites of stenosis is patients with an arteriovenous fistula include all of the

following EXCEPT:

Answer:

the artery next to the anastomosis Question 10: Which of the following veins is most suitable for hemodialysis catheter placement?

Answer:

Right internal jugular Question 11: When placing a needle into a graft, a hemodialysis technician may do which of the following?

Answer:

Use three sides to cannulate the graft, not just the top.

Question 12: Which hemodialysis schedule is likely to be the most efficient?

Answer:

Short daily home hemodialysis, 2-3 hours a session, 5-7 days a week Question 13: Drip chambers in the extracorporeal circulation do all the following EXCEPT:

Answer:

pump blood into the dialyzer

Question 14: All of the following substances are added to the dialysate EXCEPT:

Answer:

phosphate Question 15: Which of the following will set off the prepump high-pressure alarm?

Answer:

An decrease in the blood pump speed

Question 16: Which pressure in the dialysis circuit is usually negative

Answer:

Aterial pressure Question 17: A soberent is best defined as a:

Answer:

continuous dialysate disinfection system that removes bacteria endotoxins.Question 18: Using the buttonhole technique for blood access, the technician should:

Answer:

use a sharp and then follow by a blunt needle.Question 19: in the patient with a fistula in one arm and an intravenous line in the other, manual

blood pressure should be taken in the:

Answer:

leg with the patient supine.Question 20: In most dialysate systems, the temperature:

Answer:

Is maintained by a thermistor-controlled heater.Question 21: Which of the following alarms must be checked before dialysis begins?

Answer:

Blood leak detector, Conductivity alarm, The PH alarm.

Question 22: High-output cardiac failure is a complication of arteriovenous fistula or grafting.

All of the following actions are a part of this condition EXCEPT:

Answer:

decreased cardiac workload Question 23: Which of the following statements about fluid removal from the blood is correct?

Answer:

It depends on the transmembrane pressure (TMP) Question 24: To diminish vasovagal reactions and needle phobia in the in the dialysis patient,

the technician should ask the patient to:

Answer:

lie down in a recumbent position, tense the muscles in the nonaccess hand for 10-20 seconds during needle insertion, cannulate his or her own vessels.Question 25: Which percentage of transplanted kidney is functional 1 year after transplantation?

Answer:

90% Question 26: Sodium modeling refers to:

Answer:

changing the concentration of the dialysate sodium during the course of dialysis Question 27: Which of the following statements about and air detector is correct?

Answer:

It uses an ultrasonic device to detect air in the blood path.Question 28: A diabetic patient undergoing dialysis complains of tingling, numbness, and cold

in the hand below the access site, The most likely cause is:

Answer:

Steal syndrome.Question 29: For which type of dialysis patient is a central venous catheter blood access appropriate?

Answer:

A patient waiting for a fistula to mature, a patient with acute renal failure, a patient waiting for a peritoneal dialysis catheter.