2026 CCHT LATEST EXAMS STUDYS QUESTIONS
AND ANSWERS SURE A+
✔✔generally, the optimal dialysate flow rate for hemodialysis should be - ✔✔1.5 to 2
times the blood flow rate
✔✔a patient is receiving hemodialysis with a dialyzer with an ultrafiltration coefficient [
kuf ] of 10 and a transmembrane pressure [TMP] of 100 mm hg. how much fluid should
the patient lose per hour of treatment - ✔✔1000 mL
✔✔under what circumstances can needle be reused for hemodialysis? - ✔✔under no
circumstances
✔✔if a emergency ( such as a tornado ) occurs and patients need to be evacuated,
which group of patient should be disconnected from dialysis machine first? - ✔✔patients
able to ambulate independently
✔✔for patients on hemodialysis a, 1 kg (2.2 lb.) increased in weight in 24 hours is
approximately equivalent to fluid retention of - ✔✔1.0 L.
✔✔a patient has been advised to avoid foods high in phosphorus. food that the patient
should be advised to limit include. - ✔✔dairy products
✔✔a patient is scheduled for serum creatinine test and asks the technician about
preparation the day before the test. the patient should be advised to. - ✔✔avoid
excessive exercise
✔✔which of the following ethnic group is most at risk for development of kidney failure?
- ✔✔african american
,✔✔a patient has buttonhole tracts for access. after the access is cleaned and prepped
for treatment, what is the next step? - ✔✔use a crab picker/ aseptic tweezer to remove
the scabs
✔✔with buttonhole tracts, the technician should apply pressure as the needle are
removed and then for - ✔✔5 to 10 minutes
✔✔if a buttonhole access frequently has long clots that are very difficult to remove, the
most likely reason is - ✔✔failure to use 2-finger hold for needle removal
✔✔a patient who had an AV fistula in the forearm developed an aneurysm and has had
to have a new AV fistula created in the upper arm. the patient has a temporary catheter
in place for dialysis until the fistula has matured. which of the following exercise may
help strengthen the AV fistula? - ✔✔bicep curl
✔✔with buttonhole access sites, what should the technician do to prevent '' hubbing " ?
- ✔✔leave 1/16 th to 1/8 inch of the needle exposed
✔✔if a patient has a dialyzer clearance rate of 250 mL/ min with 4- hour treatment, the
total volume of blood cleared is - ✔✔60 L.
✔✔what is the most important factor in preventing exsanguination from dialysis line
separation? - ✔✔access site visible
✔✔if a patient states that she has been skipping lunch because she is too tired to eat
after dialysis, the best solution is to. - ✔✔report to the nurse and renal dietician
✔✔if a patient exhibits signs and symptoms of hemolysis during dialysis, the immediate
action should be to - ✔✔stops the blood pump and clamp the blood lines
✔✔the amount of dialysis that a hemodialysis patient is prescribed is based on the
removal of - ✔✔urea
✔✔maturation of a prosthetic arteriovenous graft usually takes - ✔✔3 to 6 weeks
✔✔the purpose of the negative germicide test is to ensure that - ✔✔the reprocessed
dialyzer is free of germicides
✔✔if a patient develops angina (chest pain) radiating to the neck, jaw, and left arm and
the patient's blood pressure drops during treatment, the technician should notify the
nurse and - ✔✔decreased blood flow rate and ultrafiltration
, ✔✔the technician is reinforcing a patient's training regarding management of fluid
intake. the patient, who still urinates, has a base of 1000 ml intake per day. if the patient
urinates 500 ml in a 24-hour period , how much fluid is the patient allowed the following
day? - ✔✔1500ml
✔✔the greatest risk of bacteremia (infection in the blood) is associated with which type
of vascular access? - ✔✔dialysis catheter
✔✔the external surface of the hemodialysis machine should be cleaned and disinfected
at least. - ✔✔after every patient
✔✔when checking the water temperature in the system, the technician records the
temperature at 78 F (25.5 C). in order for the reverse osmosis (RO) equipment that is
partof the water treatment system to work properly, the water temperature must be
maintained at - ✔✔77' F to 82'F ( 25' C to 28'C )
✔✔when testing the chlorine levels in the water system, the water sample should be
taken from the. - ✔✔first carbon tank
✔✔when considering the chain of infection, the three most common reservoirs of
interest include humans, environment and - ✔✔animals
✔✔a solution is a mixture of - ✔✔solute and solvent
✔✔when reinforcing education about weight gain, a patient should be advised that the
usual goal for interdialytic weight gain is less than - ✔✔1.0 kg/d
✔✔if a high-pressure alarm for arterial pressure (pre-pum ) sounds during hemodialysis,
this could indicate. - ✔✔drop in speed of blood pump
✔✔if a low- pressure alarm for venous sounds during hemodialysis, this could indicate. -
✔✔clotting in the access
✔✔according to KDOQI guidelines, when administering hemodialysis to a patient a,
facemark should be worn - ✔✔for all access connection
✔✔the most common complication associated with poor needle site rotation in a graft is
- ✔✔pseudoaneurysm
✔✔in hemodialysis, ultrafiltration refers to extraction of - ✔✔fluid
✔✔the patient has develop a small aneurysm and asks the technician to cannulate the
aneurysm for the hemodialysis treatment because another patient told this patient that it
AND ANSWERS SURE A+
✔✔generally, the optimal dialysate flow rate for hemodialysis should be - ✔✔1.5 to 2
times the blood flow rate
✔✔a patient is receiving hemodialysis with a dialyzer with an ultrafiltration coefficient [
kuf ] of 10 and a transmembrane pressure [TMP] of 100 mm hg. how much fluid should
the patient lose per hour of treatment - ✔✔1000 mL
✔✔under what circumstances can needle be reused for hemodialysis? - ✔✔under no
circumstances
✔✔if a emergency ( such as a tornado ) occurs and patients need to be evacuated,
which group of patient should be disconnected from dialysis machine first? - ✔✔patients
able to ambulate independently
✔✔for patients on hemodialysis a, 1 kg (2.2 lb.) increased in weight in 24 hours is
approximately equivalent to fluid retention of - ✔✔1.0 L.
✔✔a patient has been advised to avoid foods high in phosphorus. food that the patient
should be advised to limit include. - ✔✔dairy products
✔✔a patient is scheduled for serum creatinine test and asks the technician about
preparation the day before the test. the patient should be advised to. - ✔✔avoid
excessive exercise
✔✔which of the following ethnic group is most at risk for development of kidney failure?
- ✔✔african american
,✔✔a patient has buttonhole tracts for access. after the access is cleaned and prepped
for treatment, what is the next step? - ✔✔use a crab picker/ aseptic tweezer to remove
the scabs
✔✔with buttonhole tracts, the technician should apply pressure as the needle are
removed and then for - ✔✔5 to 10 minutes
✔✔if a buttonhole access frequently has long clots that are very difficult to remove, the
most likely reason is - ✔✔failure to use 2-finger hold for needle removal
✔✔a patient who had an AV fistula in the forearm developed an aneurysm and has had
to have a new AV fistula created in the upper arm. the patient has a temporary catheter
in place for dialysis until the fistula has matured. which of the following exercise may
help strengthen the AV fistula? - ✔✔bicep curl
✔✔with buttonhole access sites, what should the technician do to prevent '' hubbing " ?
- ✔✔leave 1/16 th to 1/8 inch of the needle exposed
✔✔if a patient has a dialyzer clearance rate of 250 mL/ min with 4- hour treatment, the
total volume of blood cleared is - ✔✔60 L.
✔✔what is the most important factor in preventing exsanguination from dialysis line
separation? - ✔✔access site visible
✔✔if a patient states that she has been skipping lunch because she is too tired to eat
after dialysis, the best solution is to. - ✔✔report to the nurse and renal dietician
✔✔if a patient exhibits signs and symptoms of hemolysis during dialysis, the immediate
action should be to - ✔✔stops the blood pump and clamp the blood lines
✔✔the amount of dialysis that a hemodialysis patient is prescribed is based on the
removal of - ✔✔urea
✔✔maturation of a prosthetic arteriovenous graft usually takes - ✔✔3 to 6 weeks
✔✔the purpose of the negative germicide test is to ensure that - ✔✔the reprocessed
dialyzer is free of germicides
✔✔if a patient develops angina (chest pain) radiating to the neck, jaw, and left arm and
the patient's blood pressure drops during treatment, the technician should notify the
nurse and - ✔✔decreased blood flow rate and ultrafiltration
, ✔✔the technician is reinforcing a patient's training regarding management of fluid
intake. the patient, who still urinates, has a base of 1000 ml intake per day. if the patient
urinates 500 ml in a 24-hour period , how much fluid is the patient allowed the following
day? - ✔✔1500ml
✔✔the greatest risk of bacteremia (infection in the blood) is associated with which type
of vascular access? - ✔✔dialysis catheter
✔✔the external surface of the hemodialysis machine should be cleaned and disinfected
at least. - ✔✔after every patient
✔✔when checking the water temperature in the system, the technician records the
temperature at 78 F (25.5 C). in order for the reverse osmosis (RO) equipment that is
partof the water treatment system to work properly, the water temperature must be
maintained at - ✔✔77' F to 82'F ( 25' C to 28'C )
✔✔when testing the chlorine levels in the water system, the water sample should be
taken from the. - ✔✔first carbon tank
✔✔when considering the chain of infection, the three most common reservoirs of
interest include humans, environment and - ✔✔animals
✔✔a solution is a mixture of - ✔✔solute and solvent
✔✔when reinforcing education about weight gain, a patient should be advised that the
usual goal for interdialytic weight gain is less than - ✔✔1.0 kg/d
✔✔if a high-pressure alarm for arterial pressure (pre-pum ) sounds during hemodialysis,
this could indicate. - ✔✔drop in speed of blood pump
✔✔if a low- pressure alarm for venous sounds during hemodialysis, this could indicate. -
✔✔clotting in the access
✔✔according to KDOQI guidelines, when administering hemodialysis to a patient a,
facemark should be worn - ✔✔for all access connection
✔✔the most common complication associated with poor needle site rotation in a graft is
- ✔✔pseudoaneurysm
✔✔in hemodialysis, ultrafiltration refers to extraction of - ✔✔fluid
✔✔the patient has develop a small aneurysm and asks the technician to cannulate the
aneurysm for the hemodialysis treatment because another patient told this patient that it
