When auscultating a patients av fistula to listen for

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CCHT Practice Questions (CCHT Practice Tests & Exam Review for the CCHT Exam) Part 1

50 .   According to KDOQI guidelines , when administering hemodialysis to a patient , a facemask should be worn
a. for all access connections .
b. if the nurse has a cough .
c. if the patient has a cough .
d. to discontinue the hemodialysis .
51 .   The most common complication associated with poor needle site rotation in a graft is
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52 .   In hemodialysis , ultrafiltration refers to extraction of
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53 .   The patient has developed a small aneurysm and asks the technician to cannulate the aneurysm for the hemodialysis treatment because another patient told this patient that it would be less painful that cannulation of the fistula . The best response is to
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54 .   A patient experiences a cardiac arrest with no pulse or respirations during hemodialysis . After the technician calls for help , the next action should be to
a. stop dialysis , return blood , and flush access lines with normal saline .
b. stop dialysis and clamp all lines without returning blood .
c. continue dialysis without change during resuscitation .
d . stop dialysis , return blood , and remove access needles .
55 .   When auscultating a patient 's AV fistula to listen for the bruit , if the technician notes that the bruit is very high pitched , this may indicate
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56 .   When using the buttonhole technique for vascular access for hemodialysis , the needles are placed in
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57 .   When inserting a needle for hemodialysis , which of the following increases of infiltration ?
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58 .   The legal document that assigns a healthcare proxy to make decisions in the event that a person is unable to do is called
a. an advanced directive .
b. a living will .
c. durable power of attorney .
d . DNR .
59 .   Carbon filters in the water system are necessary to remove
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60 .   Backwashing to free residue from sediment filters in water system should be done at least
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61 .   With the formula for urea kinetic modeling ( UKM ) , the K in Kt / V formula stands for
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62 .   When inserting needles into a graft for hemodialysis , the needle tips should be at least how far apart ?
a . 1.0 inch
b. 1.5 inches
c. 2.0 inches
d . 2.5 inches
63 .   If a patient is undergoing hemodialysis and the technician notes that a bloodline has separated and blood has pooled beneath the access site , the first intervention should be to
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64 .   If a dialyzer is to be reprocessed in 3 hours , the dialyzer must be
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66 .   Approximately what percentage of the total blood volume circulates in the veins ?
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67 .   Patients should be advised to avoid eating during hemodialysis because indigestion of food may result in
a. hypotension .
b. hypertension .
c. nausea and vomiting .
d . shivering and chills .
Answer:  a.   hypotension .
68 .   Prior to using a reprocessed dialyzer , a recirculating rinse with NS should be completed with recirculating flow rate through the blood dialysate compartment of at least
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69 .   If a hemodialysis patient tests positive for hepatitis C virus ( HCV ) , which of the following interventions does the KDIGO guidelines recommend when providing hemodialysis treatments ?
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55. When auscultating a patient's AV fistula to listen for the bruit, if the technician notes that the bruit is very high pitched, this may indicate a. normal functioning. b. collateral circulation. c. stenosis.
Page 8
d. inadequate anastomosis. 56. When using the buttonhole technique for vascular access for hemodialysis, the needles are placed in
57. When inserting a needle for hemodialysis, which of the following increases of infiltration?
58. The legal document that assigns a healthcare proxy to make decisions in the event that a person is unable to do is called
59. Carbon filters in the water system are necessary to remove a. organic materials and inorganic residue. b. electrolytes and endotoxins. c. microbial contamination. d. chlorine, chloramine, and organic materials.
60. Backwashing to free residue from sediment filters in water system should be done at least
61. With the formula for urea kinetic modeling (UKM), the K in Kt/V formula stands for
62. When inserting needles into a graft for hemodialysis, the needle tips should be at least how far apart?
Page 9
63. If a patient is undergoing hemodialysis and the technician notes that a bloodline has separated and blood has pooled beneath the access site, the first intervention should be to a. clamp both sides of separated lines. b. stop the blood pump. c. reconnect the separated line. d. apply pressure at the outflow vein.
64. If a dialyzer is to be reprocessed in 3 hours, the dialyzer must be
65. During hemodialysis, the technician would expect a patient's temperature to rise by about
66. Approximately what percentage of the total blood volume circulates in the veins?

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