CCHT PRACTICE EXAM NNCC VERSION

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CCHT PRACTICE EXAM NNCC VERSION

1. EXAM QUESTIONS

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -49 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: two blood vessels.

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CASE: Helen King, 79 years old, has been on maintenance hemodialysis for six years.Mrs. King is scheduled for a revision of her arteriovenous (A-V) fistula immediately after today's hemodialysis treatment. Which of these interventions should occur today?Question 2: During a dialysis treatment, a patient suddenly develops fever and chills. The initial action that should be taken is to determine

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whether other patients are having similar symptoms.Question 3: A patient has an arteriovenous (AV) fistula in his lower left arm. When choosing a cannulation site, the technician observes where previous needles were placed and chooses to use alternate sites for arterial and venous needle insertion. This practice is an example of

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rope and ladder technique.Question 4: A patient is experiencing large weight gains between hemodialysis treatments. The technician should remind the patient that the best dietary measure to control weight gain is to decrease the intake of

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salt.

Question 5: A patient who is receiving an initial hemodialysis treatment on a non-reusable dialyzer should be observed for signs of

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first-use syndrome.Question 6: A patient who recently had an arteriovenous (AV) fistula placed in the left forearm is experiencing numbness and tingling of the left hand. The patient's left hand is cold and the fingernail beds are blue. The patient most likely has which of these syndromes?

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Steal.Question 7: One purpose of priming the bloodlines and extracorporeal circuit pre-dialysis is to

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remove disinfectant.Question 8: CASE: Christine Miller, 54 years old, has been receiving hemodialysis treatments for one year. Her vascular access is a left forearm graft.Mrs. Miller asks the technician, "Why can't I completely cover up with a blanket during my hemodialysis treatment? I'm cold." Which of these responses by the technician would be best?

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We need to ensure early detection of needle dislodgement." Question 9: Which of the following components of the dialysis machine is designed to protect the patient from bubbles/foam?

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Air detector.Question 10: Changing the composition of the dialysis solution can influence the patient's

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blood electrolyte levels.Question 11: CASE: Manuel Rivera, 75 years old, has a hemodialysis catheter and a newly placed right forearm artriovenous (AV) fistula. He arrives at the dialysis facility complaining of pain and swelling of his right arm.For pain management, Mr. Rivera is taking narcotic pain pills as prescribed by his doctor. The dialysis technician knows that taking this medication puts Mr. Rivera at increased risk for

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falls.

Question 12: When doing a routine patient check, the technician notices a puddle of clear liquid underneath a dialysis machine. After wiping it up, which of these actions, if any, should the technician take?

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Notify the equipment technician.

Question 13: Hold heparin sodium during the hemodialysis treatment.

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CASE: Helen King, 79 years old, has been on maintenance hemodialysis for six years.Mrs. King arrives for her next dialysis treatment after a holiday weekend complaining of extreme muscle weakness and abdominal cramps. She has an irregular heartbeat and is having difficulty walking. The technician should suspect Mrs. King has

Question 14: hypotension.

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CASE: Helen King, 79 years old, has been on maintenance hemodialysis for six years.Mrs. King tells the technician, "I'm considering stopping dialysis treatments." Which of these responses by the technician would be most appropriate?Question 15: The patient tells the technician, "The doctor told me I'm anemic. What does that mean?" Which of these responses by the technician would be correct?

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"You don't have enough red blood cells to carry oxygen."

Question 16: A substance that is cleared from the body by healthy kidneys is

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creatinine.Question 17: A patient who has an arteriovenous (AV) fistula receives a bolus dose of heparin at the beginning of a hemodialysis treatment and a continuous heparin infusion during the treatment. The patient's heparin administration should be terminated 30-60 minutes before the end of the treatment in order to

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prevent prolonged bleeding.

Question 18: A new technician is being oriented to the water treatment system. The equipment technician explains that the purpose of the ultraviolet (UV) light is to

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change the DNA of microbes so they die or cannot multiply.Question 19: Chloramine levels in treated water that are in excess of the standards of the Association for the Advancement of Medical Instrumentation (AAMI) could result in

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a life-threatening condition.Question 20: CASE: Christine Miller, 54 years old, has been receiving hemodialysis treatments for one year. Her vascular access is a left forearm graft.In order to minimize access recirculation, the technician should place Mrs. Miller's fistula needles

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as far apart as possible.Question 21: The hepatitis B virus is able to survive on environmental surfaces for as long as

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• days.

Question 22: a high potassium level.

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CASE: Helen King, 79 years old, has been on maintenance hemodialysis for six years.During Mrs. King's hemodialysis treatment, she starts actively yawning. The technician suspects she may be experiencing

Question 23: Venous pressure is a result of resistance created by the

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blood returning to the patient.Question 24: CASE: Christine Miller, 54 years old, has been receiving hemodialysis treatments for one year. Her vascular access is a left forearm graft.Mrs. Miller's calculated Kt/Vurea is 0.9. One of the factors that affects her Kt/Vurea is her

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treatment time.