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PRACTICE TEST CCHT
Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -97 Questions and Answers
-Format: Multiple-choice / Flashcard
Question 1: to diminish vasovagal reactions and needle phobia in the dialysis patient the technician should ask the patient to
Answer:
lie down in a recumbent position tense the muscle in the non-access hand for 10 to 20 seconds during needle insertion cannulate his or her own vessels Question 2: all of the following statements about vitamins in dialysis patients are true except
Answer:
dialysis does not remove water soluble vitamins Question 3: a dialysis patient has a history of Heparin induced thrombocytopenia low platelets and severe bleeding what would be a good method of Performing dialysis safely
Answer:
use a regional citrate technique Question 4: clearance of low-molecular-weight molecules by dialysis is accomplished mostly by?
Answer:
diffusion
Question 5: use the protective equipment and techniques are intended to protect both patient and staff member. Examples of include all of the following except
Answer:
always recapping used needles
Question 6: hemodialysis patients should be taught to
Answer:
put in their own needles weigh themselves and record it check their dialyzer settings and dialysate
Question 7: all of the following substances are produced by kidneys except?
Answer:
aldosterone Question 8: glomerular filtration rate is an important index of the renal function and in the normal adult is approximately?
Answer:
125mL/min/1.73
Question 9: water moves from one body compartment to another by
Answer:
osmotic forces Question 10: a low pressure alarm in the Venous post dialyzer line is likely to be set off by
Answer:
a blockage in the blood tubing before the monitoring site Question 11: which of the following statements about extracorporeal circulation is correct
Answer:
approximately 100 to 250 ml are outside the patient's body at any time Question 12: correct statements concerning the charting of patient data include all of the following except
Answer:
entries must be printed for legibility
Question 13: which of the following veins is most suitable for hemodialysis catheter placement
Answer:
right internal jugular
Question 14: dialysate flow rate has which of the following properties
Answer:
low water pressure May set off an alarm
Question 15: which of the following dialyzers is used currently
Answer:
hollow tube Question 16: the most common cause of chronic kidney disease in the United States is?
Answer:
diabetes
Question 17: in most dialysate systems, the temperature
Answer:
is maintained by a thermistor controlled heater Question 18: common sites of stenosis in patients with an arteriovenous fistula include all of the following except
Answer:
the artery next to the anastomosis
Question 19: an advantage of catheter and Port catheter devices is
Answer:
needle entry is not required Question 20: which of the following statements about arteriovenous graft is correct
Answer:
they are more prone to thrombosis then arteriovenous fistula
Question 21: to prevent infection in catheters hemodialysis technicians should be sure to
Answer:
wash their hands and use sterile gloves wear a mask and ask the patient to wear a mask as well remove wet dressing dry around the site and replace with fresh dressing Question 22: all of the following statements regarding hemodialysis are true except
Answer:
it can't be done while you sleep
Question 23: an advantage of high flux dialysis is
Answer:
fastest removal of fluid
Question 24: uremia may cause which of the following conditions?
Answer:
Itching edema and anemia Question 25: a diabetic patient undergoing dialysis complains of tingling numbness and cold in the hand below the access site this is most likely cause is
Answer:
steal syndrome
Question 26: which hemodialysis schedule is likely to be most efficient?
Answer:
Short daily home hemodialysis,2-3 hrs a session, 5-7 days a week.Question 27: 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 and a patient waiting for peritoneal dialysis catheter Question 28: which of the following statements about fluid removal from the blood is correct
Answer:
it depends on the transmembrane pressure
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