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Hemodialysis Certification Exam Questions and Answers, Exams of Nursing

A comprehensive set of multiple-choice questions and verified answers for the ccht certification exam. it covers key concepts in hemodialysis, including fluid balance, electrolyte management, dialysis adequacy, complications, and infection control. the questions are designed to test understanding of essential principles and procedures in hemodialysis.

Typology: Exams

2024/2025

Available from 05/05/2025

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CCHT CERTIFICATION STUDY
EXAMINATION COMPLETE
ACTUAL EXAM QUESTIONS WITH
CORRECT VERIFIED ANSWERS
GRADED A+
"The movement of fluid from an area of low solute concentration to an area of high solute
concentration is called: - CORRECT ANSWER=> a. Osmosis"
"Foods high in potassium include all except: - CORRECT ANSWER=> d. Apples/ cranberry"
"Which of the following potassium facts is false? - CORRECT ANSWER=> d. The desired post
treatment potassium range for a hemodialysis patient is 6.0-6.5 mEq/L"
"Which of the following are dialyzed out during a hemodialysis treatment? - CORRECT ANSWER=>
c. Water soluble vitamins (B1, B2, B3, B6, B12, folic acid, and C)"
"Which of the following is the most accurate measure of dialysis adequacy? - CORRECT
ANSWER=> KT/V (urea)"
"According to K/DOQI guidelines and recommendations hemodialysis patients should have a
KT/V of at least: - CORRECT ANSWER=> c. 1.2"
"The normal blood serum pH range is - CORRECT ANSWER=> a. 7.35-7.45"
"The best definition of diffusion is the movement of: - CORRECT ANSWER=> b. Solutes from an
area of high concentration to an area of low concentration"
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CCHT CERTIFICATION STUDY

EXAMINATION COMPLETE

ACTUAL EXAM QUESTIONS WITH

CORRECT VERIFIED ANSWERS

GRADED A+

"The movement of fluid from an area of low solute concentration to an area of high solute concentration is called: - CORRECT ANSWER=> a. Osmosis" "Foods high in potassium include all except: - CORRECT ANSWER=> d. Apples/ cranberry" "Which of the following potassium facts is false? - CORRECT ANSWER=> d. The desired post treatment potassium range for a hemodialysis patient is 6.0-6.5 mEq/L" "Which of the following are dialyzed out during a hemodialysis treatment? - CORRECT ANSWER=> c. Water soluble vitamins (B1, B2, B3, B6, B12, folic acid, and C)" "Which of the following is the most accurate measure of dialysis adequacy? - CORRECT ANSWER=> KT/V (urea)" "According to K/DOQI guidelines and recommendations hemodialysis patients should have a KT/V of at least: - CORRECT ANSWER=> c. 1.2" "The normal blood serum pH range is - CORRECT ANSWER=> a. 7.35-7.45" "The best definition of diffusion is the movement of: - CORRECT ANSWER=> b. Solutes from an area of high concentration to an area of low concentration"

"Pericarditis is a complication seen in renal failure patients. It may be related to: - CORRECT ANSWER=> a. Inadequate dialysis prescription b. Missed dialysis treatments c. Fluid overload d. All of the above Answer: d" "A complication of chronic renal failure may cause a patient to experience a tingling or numbness in the toes and fingers. This condition is most likely due to: - CORRECT ANSWER=> a. Peripheral neuropathy" "What physician orders may be expected for a patient with pericarditis? - CORRECT ANSWER=> a. Increased dialysis time" "Biohazards waste includes any material exposed to - CORRECT ANSWER=> a. Blood and body fluid b. Sharps and infectious waster c. Pathology specimens and infectious microbiological materials d. All of the above Answer. d" "15 minutes before the end of the treatment a patient complains of being light headed, dizzy, and of nausea. This is most likely caused by: - CORRECT ANSWER=> d. Hypotension" "A 58 y/o blind patient comes to treatment escorted by his wife. Which approach should the technician use when interacting? - CORRECT ANSWER=> c. Describe the activities in the immediate environment" "The hemodialysis machine monitors many parameters. Which of these parameters must be verified by a second independent means? - CORRECT ANSWER=> b. Conductivity" "The technician should be aware that the blood pump stops during this alarm conditions; - CORRECT ANSWER=> c. High or low venous pressure alarm" "The technician suspects that a patient is experiencing an air embolism. After stopping the blood pump the PCT should take the following actions: - CORRECT ANSWER=> d. Place the patient in trendelenburg position and on the left side"

"The antidiuretic hormone (ADH) causes healthy kidneys to: - CORRECT ANSWER=> a. Prevents excess fluid loss by reabsorbing water" "During a hemodialysis treatment the technician responds to a high venous pressure alarm. The technician should be aware that the most likely cause of this alarm is a: - CORRECT ANSWER=> a. Kink in the blood line" "During a hemodialysis treatment a patient tells the technician "according to your wall clock 4 hours has passed since the start of my treatment, but according to my machine only 3 hours and 45 minutes have passed. What's wrong?" The technician should understand that one reason for this time discrepancy could be: - CORRECT ANSWER=> d. As a result of the frequent conductivity alarms the machine was in by-pass for 15 minutes" "When a conductivity alarm sounds during a hemodialysis treatment the technician should expect which of these events to have occurred: - CORRECT ANSWER=> b. The flow of dialysate by- passed the dialyzer" "Which pre-treatment component of the water treatment system is required to have a back up?

  • CORRECT ANSWER=> c. A carbon tank" "Which of these technicians activities contributes to data collection used to measure quality outcomes? - CORRECT ANSWER=> a. Ensuring accurate documentation" "The most effective treatment for muscle cramping is: - CORRECT ANSWER=> b. A normal saline bolus in the venous line" "Which water system component is most effective at removing bacterial endotoxins? - CORRECT ANSWER=> d. Ultrafilter" "Which of the following is not a part of the dialysate prescription - CORRECT ANSWER=> b. Cl" "A patient with an A/V fistula complains of a cold and poor functioning access hand that seems to get worse during the hemodialysis treatment. The best explanation from the technician would be: - CORRECT ANSWER=> d. This may be due to poor blood flow to your hand as a result of fistula construction" "Evaluation of an internal access prior to treatment includes: - CORRECT ANSWER=> a. Observe for signs/symptoms of infection"

"Not long after the 3rd hour of a 4 hour treatment, the technician notices the patient yawning. When asked, the patient states "I feel fine." What should the technician do next? - CORRECT ANSWER=> d. Take the patient's blood pressure" "Which is least likely to be a common psychological reaction from a patient who has recently started chronic hemodialysis? - CORRECT ANSWER=> d. Guilt" "During the hemodialysis treatment a patient complains of feeling light headed. The technician notes the patient appears pale and cyanotic. The patient's respiratory rate and depth are increased. This patient is most likely experiencing: - CORRECT ANSWER=> d. Hypoxia" "Bacterial exposure from water may cause which of the following? - CORRECT ANSWER=> a. Hemolysis" "Medications used in the treatment of secondary hyperparathyroidism include all of the following except: - CORRECT ANSWER=> d. Epogen" "Poor blood flow through a central venous catheter may be improved by the technician doing all of the following except: - CORRECT ANSWER=> d. Rotate and further inserting the CVC" "Who is ultimately responsible for maintaining the facility's hemodialysis water quality standards? - CORRECT ANSWER=> d. Medical Director" "Recent labs indicated the patient's KT/V is a 1.0 and URR is 60.5. What is the significance of this result? - CORRECT ANSWER=> c. The treatment time should be increased" "The total pressure in the blood circuit is a result of all of the following except: - CORRECT ANSWER=> d. Dialysate flow rate" "Which of the following statements is not true? - CORRECT ANSWER=> c. Hepatitis B positive patients do no require an isolated patient station" "Which of the following statements is not true? - CORRECT ANSWER=> d. Personal protective gowns are only required to be worn on the treatment floor during cannulation procedures, or during treatment initiation and termination"

"The primary factor causing anemia in patients with chronic renal failure is: - CORRECT ANSWER=> c. Insufficient production of the hormone erythropoietin" "A dialysis technician who acquires a hepatitis B infection at work most likely will have acquired the virus by: - CORRECT ANSWER=> d. Contaminated needle stick" "Which one of the following statement is true? - CORRECT ANSWER=> a. The hepatitis B virus can remain alive and viable on environmental surface for greater than one week" "Which of the following is no an acceptable level of post softer water hardness? - CORRECT ANSWER=> d. 1.1 grains per gallon" "When should the water hardness be test be conducted? - CORRECT ANSWER=> c. At the end of the treatment day" "How often should water be tested for chlorine and chloramines? - CORRECT ANSWER=> b. Prior to each patient shift" "According to industry standards the total endotoxin count of dialysate shall not exceed: - CORRECT ANSWER=> c. 2 EU/ml with an action level of 1.0" "According to industry standards the total microbial content of dialysate should not exceed: - CORRECT ANSWER=> a. 200 CFU/ml" "Which of the following is not a criteria for discarding a reuse dialyzer? - CORRECT ANSWER=> d. A diagnosis of hyperkalemia or hyperphosphatemia" "What is the primary reason dialyzers are reprocessed? - CORRECT ANSWER=> a. Environmental benefit or reduced waste in land fills and lower cost of treatment" "Which of the following statements is false? - CORRECT ANSWER=> c. The dialysis machine is the most reliable monitor of the dialysis patient" "A dialysis patient may experience pruritis (itching) because of all the following except: - CORRECT ANSWER=> d. Elevated iron levels"

"A possible indication of a patient receiving an insufficient heparin dose includes all of the following except: - CORRECT ANSWER=> a. Prolong post treatment bleeding" "If you suspect clots are developing in the venous drip chamber the first thing a technician should do is: - CORRECT ANSWER=> d. Administer a line bolus" "Anaphylaxis ( a severe allergic reaction) may be caused by all of the following except: - CORRECT ANSWER=> d. Exsanguinations" "Which of the following stamens is false? - CORRECT ANSWER=> Dialysis disequilibrium syndrome may be associated with brain swelling" "Dizziness, yawning, a cold sweat, tachycardia, nausea, vomiting, loss of consciousness, and seizures may all be signs/symptoms of: - CORRECT ANSWER=> b. Hypotension" "Which best describes the correct angle to cannulate an A/V fistula? - CORRECT ANSWER=> c. 25- 30 degree angle" "Which best describes the correct angle to cannulate an A/V fistula? - CORRECT ANSWER=> b. 45 degree angle" "Compared to an A/V fistula or an A/V graft, the one advantage of a central venous catheter (CVC) is: - CORRECT ANSWER=> d. The CVC can be used immediately after placement" "The disadvantage of an A/V fistula over an A/V graft is: - CORRECT ANSWER=> a. After placement the fistula requires a longer time before it can be used" "One major cause of aneurysms and pseudo aneurysm is: - CORRECT ANSWER=> d. Poor access site rotation" "Increased recirculation in an internal access may be due to: - CORRECT ANSWER=> d. Needle tips are place too close together" "Which of the following is the best hemoglobin range for a hemodialysis patient? - CORRECT ANSWER=> b. 10.0-12.0 g/dL" "During a pre-treatment evaluation your patient who just started using his new A/F fistula complains of mild pain in his access arm. You note it is cool to the touch and swollen. As a

of a dialysis technician? - CORRECT ANSWER=> c. Nephrology Nursing Certification Commission (NNCC)" "Erythropoietin - CORRECT ANSWER=> c. triggers the bone marrow to make red blood cells" "Conditions commonly caused by chronic renal failure include all except: - CORRECT ANSWER=> d. Hepatitis" "The National Kidney Foundation initiative which developed guidelines and recommendations for improving care and outcomes for all people with chronic kidney disease is known as: - CORRECT ANSWER=> c. KDOQI" "All of the following are considered treatment options for patients with stage 5 chronic kidney disease except: - CORRECT ANSWER=> d. Hepatic filteration" "Your patient arrives with a pre-treatment weight of 202.4 lbs- What is this weight in kilograms?

  • CORRECT ANSWER=> b. 92 Kg" "1,000 gram=1.0 kilogram. How many pounds is 1,000 gram? - CORRECT ANSWER=> `c. 2.2 lbs" "The National Vascular Access Improvement Initiative started by the Centers for Medicare and Medicade Services is called: - CORRECT ANSWER=> b. Fistula First" "When evaluating a patient's fistula you should listen carefully for the bruit and expect to hear a continuous low-pitched "whooshing" sound along the course of the vessel. A change in pitch to a higher frequency along the path may indicate development of: - CORRECT ANSWER=> c. Narrowing of the vessel wall or stenosis" "Common causes of death among dialysis patients include: - CORRECT ANSWER=> b. Cardiovascular disease and infection" "The most common type of native A/V fistula links the: - CORRECT ANSWER=> d. Radial artery and cephalic vein" "The Fistula First Initiative has 11 change concepts and an ultimate goal of: - CORRECT ANSWER=> a. Increasing fistula use while decreasing the use of catheters"

"Blood recirculation in an access occurs when: - CORRECT ANSWER=> c. Dialyzed blood returning through the venous needle mixes with blood entering the arterial needle" "Chronic recirculation of blood can cause symptoms of uremia. Causes of recirculation include all of the following except: - CORRECT ANSWER=> d. Blood flow in the dialyzer is lower than blood flow in the fistula" "Lab values most frequently monitored for hyperparathyroidism include: - CORRECT ANSWER=> c. Calcium, phosphorus, and parathyroid hormone" "The charge nurse informs you that the doctor has just decreased your patient's estimated dry (target) weight by 1.0 kg. What signs or symptom would you expect to see when a patient's dry weight needs to be decreased? - CORRECT ANSWER=> a. Hypertension, edema, and difficulty breathing" “During a pre-treatment patient evaluation which question would be best for the PCT to ask? - CORRECT ANSWER=> How have you been since your last dialysis treatment?" "During the set-up of a machine the alarm test for conductivity fails. Which action would be best for the PCT to take? - CORRECT ANSWER=> Contact the Biomed Equipment Tech" "The dialysis industry strives to improved the quality of patient outcomes. One way this is done is through the continuous quality improvement (CQI) process. Which of the following is a model of the CQI process? - CORRECT ANSWER=> Plan, do, check, and act" "The functional unit of the kidney is called the - CORRECT ANSWER=> Nephron" "The number one reason for chronic kidney failure in the United States is - CORRECT ANSWER=> Diabetes" "What is the acid-base imbalance commonly seen in patients with chronic renal failure - CORRECT ANSWER=> Metabolic acidosis" "Which of the following is not a function of the kidney - CORRECT ANSWER=> Storage of urine" "Approximately what percent of the cardiac output is received by the kidneys? - CORRECT ANSWER=> 23%"

action(s), if any, should the PCT take? - CORRECT ANSWER=> d. Report the incident to the facility social worker" "What organization establishes dialysis water quality standards? - CORRECT ANSWER=> Association for the Advancement of Medical Instrumentation (AAMI)" "To make public drinking water safe municipal water suppliers commonly treat water with chemical additives. These same additives must be removed from the water supply used for hemodialysis. Common drinking water additives include all except: - CORRECT ANSWER=> a. Chlorine and ammonia" "During a hemodialysis treatment a PCT notices the blood returning through the extracorporeal circuit is a translucent cherry or cranberry red color. A likely cause of blood this color is: - CORRECT ANSWER=> b. Hemolysis" "Hemodialysis infection control precautions include all of the following except: - CORRECT ANSWER=> b. Always recap needles to prevent injuring others" "Gloves must be worn: - CORRECT ANSWER=> a. For patient or equipment contact b. when troubleshooting the vascular access c. Handling blood/ body fluid samples d. For all of the above Answer: d. For all of the above" "The heparin sodium concentration commonly used in hemodialysis is: - CORRECT ANSWER=> a. 1ml: 1,000 units" "A technician is setting up for a hemodialysis treatment with a re-processed dialyzer. When should the technician verify the absence of residual sterilant? - CORRECT ANSWER=> c. Immediately before initiating treatment" "If the extracorporeal circuit clots, it would be most important to monitor the patient's: - CORRECT ANSWER=> d. Hemoglobin level" "One reason normal saline is used to prime the extracorporeal circuit prior to initiating treatment is to: - CORRECT ANSWER=> c. Remove air"

"What is the name of the instrument used to measure blood pressure? - CORRECT ANSWER=> c. Sphygmomanometer" "Which of the following would improve the adequacy of the dialysis treatment? - CORRECT ANSWER=> b. Increase the treatment time" "During a hemodialysis treatment a patient goes into cardiac arrest. What should the PCT do first? - CORRECT ANSWER=> b. Call for help" "Prior to cannulation the technician notices the patient's A/V fistula is red and warm to the touch. These symptoms are most likely due to: - CORRECT ANSWER=> c. Infection" "Lab results indicate the patient's pre-treatment BUN value was lower than the post treatment BUN value. A potential cause could be: - CORRECT ANSWER=> d. The pre-dialysis sample was taken from the venous line after the treatment started" "Half way through a treatment the technician notices a significant increase in transmembrane pressure. This is most likely due to: - CORRECT ANSWER=> c. Clotting of the dialyzer" "A technician notices a drop of blood on the surface of a patient's hemodialysis machine. The best action is to: - CORRECT ANSWER=> a. Clean the machine surface immediately" "When the technician accidentally spills undiluted bleach on the floor which resource will provide the PCT with the appropriate safety information and guidance on how to clean the spill?

  • CORRECT ANSWER=> a. The MSDS"