CCHT practice
questions with correct
answers 2025/2026
which of the following terms indicates a solution that has the same concentration of solutes as
blood? - correct answersisotonic
a patient's potassium levels has been running high between dialysis treatment, so the patient
has been working with the renal dietician to restrict potassium in the diet. which of the
following fruits should the patient avoid? - correct answersbananas
during osmosis, which of the following movements takes place? - correct answersfluid moves
from an area of lower concentration to higher.
a patient's granddaughter calls the dialysis center and asks for a progress report on her father,
who is a patient in the center. the technician should. - correct answersstate that patient
information cannot be divulged
if a hematoma forms at the access site where a needle infiltrated, the usual intervention is to
apply - correct answerscold compresses
,which of the following actions by a patient increases the risk of blood clots in a venous access? -
correct answerswearing a top with very tight- fitting long sleeves
a patient is very anxious during an initial hemodialysis treatment and requires extra attention.
when the treatment is completed, the patient offers a $20 tip. the technician should - correct
answerspolitely decline the tip
which of the following statements by a hemodialysis patient suggests that the patient needs
more education? - correct answersi should stay on a low protein diet.
the inner part of the kidney is the - correct answersmedulla
a nephron is comprised of a glomerulus and a - correct answerstubule
how much urine does a patient with healthy kidneys usually excrete in 24 hours? - correct
answers1000 to 2000mL
when removing soiled gloves, the first glove removed should be. - correct answersgrasped in
the opposite gloved hand
which of the following hormones is produced by the kidneys? - correct answerserythropoietin
at which stages of chronic kidney disease should a patient being dialysis? - correct answers5
which of the following is a genetic disorder that can lead to kidney failure? - correct
answerspolycystic kidney disease
which of the following complains by a patient may be an indication of uremia? - correct
answersitching
,a patient with a right-sided radiocephalic A fistula (above the wrist) needs to have blood test in
the lab for a number of different lab test. the blood should be drawn from the - correct
answersleft hand
when setting up hemodialysis equipment, the four thing that need to be checked are [ 1 ]
dialysate, [ 2] extracorporeal circuit, [ 3] dialyzer and, [ 4] - correct answersmachine alarm
generally, the optimal dialysate flow rate for hemodialysis should be - correct answers1.5 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 - correct answers1000 mL
under what circumstances can needle be reused for hemodialysis? - correct answersunder 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? - correct answerspatients 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 - correct answers1.0 L.
a patient has been advised to avoid foods high in phosphorus. food that the patient should be
advised to limit include. - correct answersdairy 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. - correct answersavoid excessive exercise
which of the following ethnic group is most at risk for development of kidney failure? - correct
answersafrican american
, a patient has buttonhole tracts for access. after the access is cleaned and prepped for
treatment, what is the next step? - correct answersuse 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 - correct answers5 to 10 minutes
if a buttonhole access frequently has long clots that are very difficult to remove, the most likely
reason is - correct answersfailure 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? - correct answersbicep curl
with buttonhole access sites, what should the technician do to prevent '' hubbing " ? - correct
answersleave 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 - correct answers60 L.
what is the most important factor in preventing exsanguination from dialysis line separation? -
correct answersaccess 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. - correct answersreport to the nurse and renal dietician
if a patient exhibits signs and symptoms of hemolysis during dialysis, the immediate action
should be to - correct answersstops the blood pump and clamp the blood lines
questions with correct
answers 2025/2026
which of the following terms indicates a solution that has the same concentration of solutes as
blood? - correct answersisotonic
a patient's potassium levels has been running high between dialysis treatment, so the patient
has been working with the renal dietician to restrict potassium in the diet. which of the
following fruits should the patient avoid? - correct answersbananas
during osmosis, which of the following movements takes place? - correct answersfluid moves
from an area of lower concentration to higher.
a patient's granddaughter calls the dialysis center and asks for a progress report on her father,
who is a patient in the center. the technician should. - correct answersstate that patient
information cannot be divulged
if a hematoma forms at the access site where a needle infiltrated, the usual intervention is to
apply - correct answerscold compresses
,which of the following actions by a patient increases the risk of blood clots in a venous access? -
correct answerswearing a top with very tight- fitting long sleeves
a patient is very anxious during an initial hemodialysis treatment and requires extra attention.
when the treatment is completed, the patient offers a $20 tip. the technician should - correct
answerspolitely decline the tip
which of the following statements by a hemodialysis patient suggests that the patient needs
more education? - correct answersi should stay on a low protein diet.
the inner part of the kidney is the - correct answersmedulla
a nephron is comprised of a glomerulus and a - correct answerstubule
how much urine does a patient with healthy kidneys usually excrete in 24 hours? - correct
answers1000 to 2000mL
when removing soiled gloves, the first glove removed should be. - correct answersgrasped in
the opposite gloved hand
which of the following hormones is produced by the kidneys? - correct answerserythropoietin
at which stages of chronic kidney disease should a patient being dialysis? - correct answers5
which of the following is a genetic disorder that can lead to kidney failure? - correct
answerspolycystic kidney disease
which of the following complains by a patient may be an indication of uremia? - correct
answersitching
,a patient with a right-sided radiocephalic A fistula (above the wrist) needs to have blood test in
the lab for a number of different lab test. the blood should be drawn from the - correct
answersleft hand
when setting up hemodialysis equipment, the four thing that need to be checked are [ 1 ]
dialysate, [ 2] extracorporeal circuit, [ 3] dialyzer and, [ 4] - correct answersmachine alarm
generally, the optimal dialysate flow rate for hemodialysis should be - correct answers1.5 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 - correct answers1000 mL
under what circumstances can needle be reused for hemodialysis? - correct answersunder 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? - correct answerspatients 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 - correct answers1.0 L.
a patient has been advised to avoid foods high in phosphorus. food that the patient should be
advised to limit include. - correct answersdairy 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. - correct answersavoid excessive exercise
which of the following ethnic group is most at risk for development of kidney failure? - correct
answersafrican american
, a patient has buttonhole tracts for access. after the access is cleaned and prepped for
treatment, what is the next step? - correct answersuse 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 - correct answers5 to 10 minutes
if a buttonhole access frequently has long clots that are very difficult to remove, the most likely
reason is - correct answersfailure 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? - correct answersbicep curl
with buttonhole access sites, what should the technician do to prevent '' hubbing " ? - correct
answersleave 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 - correct answers60 L.
what is the most important factor in preventing exsanguination from dialysis line separation? -
correct answersaccess 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. - correct answersreport to the nurse and renal dietician
if a patient exhibits signs and symptoms of hemolysis during dialysis, the immediate action
should be to - correct answersstops the blood pump and clamp the blood lines
