NNCC CCHT CERTIFICATION EXAM QUESTIONS AND
ANSWER SOLVED 100% CORRECT 2024
A substance that is cleared from the body by healthy kidneys is - ANSWERcreatinine.
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? -
ANSWER"You don't have enough red blood cells to carry oxygen."
According to the standards of the Association for the Advancement of Medical
Instrumentation (AAMI), pre-treatment water should be checked for chloramine at
which of these times? - ANSWERBefore each patient shift.
Which of the following types of vascular access has the lowest incidence of
infection? - ANSWERArteriovenous (AV) fistula.
During a patient's dialysis treatment, the dialysis machine's blood leak detector
alarm sounds. The technician should take which of these actions first? -
ANSWERConfirm the blood leak.
While performing the end-of-day water hardness check, the technician notes that
the hardness exceeds the allowable limit. In addition to notifying the equipment
technician, the technician should check which component of the water system? -
ANSWERSalt level in the brine tank.
The technician observes that a patient's dialysate lines were incorrectly placed on
the dialyzer. The technician corrects the line placement. The principle underlying the
technician's action is that clearance is maximized by - ANSWERcountercurrent flow.
Venous pressure is a result of resistance created by the - ANSWERblood returning to
the patient.
A patient who is receiving an initial hemodialysis treatment on a non-reusable
dialyzer should be observed for signs of - ANSWERfirst-use syndrome.
Holding needle puncture sites instead of using spring-loaded fistula clamps is
recommended to avoid access - ANSWERthrombosis.
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 - ANSWERprevent prolonged
bleeding.
, During a dialysis treatment, a patient suddenly develops fever and chills. The initial
action that should be taken is to determine - ANSWERwhether other patients are
having similar symptoms.
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? - ANSWERSteal.
One purpose of priming the bloodlines and extracorporeal circuit pre-dialysis is to -
ANSWERremove disinfectant.
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 -
ANSWERchange the DNA of microbes so they die or cannot multiply.
Which of the following actions can the dialysis technician take to help minimize
anemia? - ANSWERAdequately rinse back as much of the patient's blood as possible
at each treatment.
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 - ANSWERfalls.
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.
What is a DISADVANTAGE of an arteriovenous fistula as a hemodialysis access
compared to other types of access? - ANSWERTime required to mature.
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.
Mr. Rivera's pre-dialysis weight is 157.6 lb (71.5 kg) and the prescribed target weight
is 150.3 lb (68.3 kg). The treatment time is four hours. Excluding prime and
rinseback, Mr. Rivera's hourly ultrafiltration rate should be how many mL per hour? -
ANSWER800
The following method should be used to calculate the ultrafiltration rate per hour of
treatment:
71.5 kg predialysis weight
ANSWER SOLVED 100% CORRECT 2024
A substance that is cleared from the body by healthy kidneys is - ANSWERcreatinine.
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? -
ANSWER"You don't have enough red blood cells to carry oxygen."
According to the standards of the Association for the Advancement of Medical
Instrumentation (AAMI), pre-treatment water should be checked for chloramine at
which of these times? - ANSWERBefore each patient shift.
Which of the following types of vascular access has the lowest incidence of
infection? - ANSWERArteriovenous (AV) fistula.
During a patient's dialysis treatment, the dialysis machine's blood leak detector
alarm sounds. The technician should take which of these actions first? -
ANSWERConfirm the blood leak.
While performing the end-of-day water hardness check, the technician notes that
the hardness exceeds the allowable limit. In addition to notifying the equipment
technician, the technician should check which component of the water system? -
ANSWERSalt level in the brine tank.
The technician observes that a patient's dialysate lines were incorrectly placed on
the dialyzer. The technician corrects the line placement. The principle underlying the
technician's action is that clearance is maximized by - ANSWERcountercurrent flow.
Venous pressure is a result of resistance created by the - ANSWERblood returning to
the patient.
A patient who is receiving an initial hemodialysis treatment on a non-reusable
dialyzer should be observed for signs of - ANSWERfirst-use syndrome.
Holding needle puncture sites instead of using spring-loaded fistula clamps is
recommended to avoid access - ANSWERthrombosis.
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 - ANSWERprevent prolonged
bleeding.
, During a dialysis treatment, a patient suddenly develops fever and chills. The initial
action that should be taken is to determine - ANSWERwhether other patients are
having similar symptoms.
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? - ANSWERSteal.
One purpose of priming the bloodlines and extracorporeal circuit pre-dialysis is to -
ANSWERremove disinfectant.
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 -
ANSWERchange the DNA of microbes so they die or cannot multiply.
Which of the following actions can the dialysis technician take to help minimize
anemia? - ANSWERAdequately rinse back as much of the patient's blood as possible
at each treatment.
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 - ANSWERfalls.
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.
What is a DISADVANTAGE of an arteriovenous fistula as a hemodialysis access
compared to other types of access? - ANSWERTime required to mature.
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.
Mr. Rivera's pre-dialysis weight is 157.6 lb (71.5 kg) and the prescribed target weight
is 150.3 lb (68.3 kg). The treatment time is four hours. Excluding prime and
rinseback, Mr. Rivera's hourly ultrafiltration rate should be how many mL per hour? -
ANSWER800
The following method should be used to calculate the ultrafiltration rate per hour of
treatment:
71.5 kg predialysis weight
