CCHT Practice Exam Questions & Verified Answers.
Which of the following terms indicates a solution that has the same concentration of
solutes as blood? - Correct Answer isotonic
A patient's potassium levels has been running high between dialysis treatments, 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 Answer bananas
During osmosis, which of the following movements takes place? - Correct Answer fluid
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 Answer state 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 Answer cold compresses
Which of the following actions by a patient increases the risk of blood clots in a venous
access? - Correct Answer wearing 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 Answer politely decline the tip
Which of the following statements by a hemodialysis patient suggests that the patient
needs more education? - Correct Answer I should stay on a low protein diet.
The inner part of the kidney is the - Correct Answer medulla
A nephron is comprised of a glomerulus and a - Correct Answer tubule
How much urine does a patient with healthy kidneys usually excrete in 24 hours? -
Correct Answer 1000 to 2000mL
When removing soiled gloves, the first glove removed should be. - Correct Answer
grasped in the opposite gloved hand
Which of the following hormones is produced by the kidneys? - Correct Answer
erythropoietin
At which stages of chronic kidney disease should a patient being dialysis? - Correct
Answer 5
,Which of the following is a genetic disorder that can lead to kidney failure? - Correct
Answer polycystic kidney disease
Which of the following complains by a patient may be an indication of uremia? - Correct
Answer itching
A patient with a right-sided radio cephalic 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 Answer left 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 Answer machine alarm
Generally, the optimal dialysate flow rate for hemodialysis should be - Correct Answer
1.5 to 2 times the blood flow rate
A patient is receiving hemodialysis with a dialyzer with an ultrafiltration coefficient [kef]
of 10 and a Tran’s membrane pressure [TMP] of 100 mm hg. How much fluid should the
patient lose per hour of treatment - Correct Answer 1000 mL?
Under what circumstances can needle be reused for hemodialysis? - Correct Answer
under no circumstances
If an emergency (such as a tornado) occurs and patients need to be evacuated, which
group of patient should be disconnected from dialysis machine first? - Correct Answer
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 - Correct Answer 1.0 L.
A patient has been advised to avoid foods high in phosphorus. Food that the patient
should be advised to limit include. - Correct Answer 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. - Correct Answer
avoid excessive exercise
Which of the following ethnic group is most at risk for development of kidney failure? -
Correct Answer African American
A patient has buttonhole tracts for access. After the access is cleaned and prepped for
treatment, what is the next step? - Correct Answer use a crab picker/ aseptic tweezers
to remove the scabs
With buttonhole tracts, the technician should apply pressure as the needle are removed
and then for - Correct Answer 5 to 10 minutes
, If a buttonhole access frequently has long clots that are very difficult to remove, the
most likely reason is - Correct Answer 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? - Correct Answer bicep curl
With buttonhole access sites, what should the technician do to prevent '' hobbling”? -
Correct Answer leave 1/16 the 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 Answer 60 L.
What is the most important factor in preventing exsanguination from dialysis line
separation? - Correct Answer 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. - Correct Answer report to the nurse and renal dietician
If a patient exhibits signs and symptoms of hemolysis during dialysis, the immediate
action should be to - Correct Answer 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 - Correct Answer urea
Maturation of a prosthetic arteriovenous graft usually takes - Correct Answer 3 to 6
weeks
The purpose of the negative germicide test is to ensure that - Correct Answer 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 - Correct Answer 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? - Correct Answer 1500ml
The greatest risk of bacteremia (infection in the blood) is associated with which type of
vascular access? - Correct Answer dialysis catheter
Which of the following terms indicates a solution that has the same concentration of
solutes as blood? - Correct Answer isotonic
A patient's potassium levels has been running high between dialysis treatments, 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 Answer bananas
During osmosis, which of the following movements takes place? - Correct Answer fluid
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 Answer state 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 Answer cold compresses
Which of the following actions by a patient increases the risk of blood clots in a venous
access? - Correct Answer wearing 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 Answer politely decline the tip
Which of the following statements by a hemodialysis patient suggests that the patient
needs more education? - Correct Answer I should stay on a low protein diet.
The inner part of the kidney is the - Correct Answer medulla
A nephron is comprised of a glomerulus and a - Correct Answer tubule
How much urine does a patient with healthy kidneys usually excrete in 24 hours? -
Correct Answer 1000 to 2000mL
When removing soiled gloves, the first glove removed should be. - Correct Answer
grasped in the opposite gloved hand
Which of the following hormones is produced by the kidneys? - Correct Answer
erythropoietin
At which stages of chronic kidney disease should a patient being dialysis? - Correct
Answer 5
,Which of the following is a genetic disorder that can lead to kidney failure? - Correct
Answer polycystic kidney disease
Which of the following complains by a patient may be an indication of uremia? - Correct
Answer itching
A patient with a right-sided radio cephalic 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 Answer left 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 Answer machine alarm
Generally, the optimal dialysate flow rate for hemodialysis should be - Correct Answer
1.5 to 2 times the blood flow rate
A patient is receiving hemodialysis with a dialyzer with an ultrafiltration coefficient [kef]
of 10 and a Tran’s membrane pressure [TMP] of 100 mm hg. How much fluid should the
patient lose per hour of treatment - Correct Answer 1000 mL?
Under what circumstances can needle be reused for hemodialysis? - Correct Answer
under no circumstances
If an emergency (such as a tornado) occurs and patients need to be evacuated, which
group of patient should be disconnected from dialysis machine first? - Correct Answer
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 - Correct Answer 1.0 L.
A patient has been advised to avoid foods high in phosphorus. Food that the patient
should be advised to limit include. - Correct Answer 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. - Correct Answer
avoid excessive exercise
Which of the following ethnic group is most at risk for development of kidney failure? -
Correct Answer African American
A patient has buttonhole tracts for access. After the access is cleaned and prepped for
treatment, what is the next step? - Correct Answer use a crab picker/ aseptic tweezers
to remove the scabs
With buttonhole tracts, the technician should apply pressure as the needle are removed
and then for - Correct Answer 5 to 10 minutes
, If a buttonhole access frequently has long clots that are very difficult to remove, the
most likely reason is - Correct Answer 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? - Correct Answer bicep curl
With buttonhole access sites, what should the technician do to prevent '' hobbling”? -
Correct Answer leave 1/16 the 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 Answer 60 L.
What is the most important factor in preventing exsanguination from dialysis line
separation? - Correct Answer 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. - Correct Answer report to the nurse and renal dietician
If a patient exhibits signs and symptoms of hemolysis during dialysis, the immediate
action should be to - Correct Answer 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 - Correct Answer urea
Maturation of a prosthetic arteriovenous graft usually takes - Correct Answer 3 to 6
weeks
The purpose of the negative germicide test is to ensure that - Correct Answer 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 - Correct Answer 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? - Correct Answer 1500ml
The greatest risk of bacteremia (infection in the blood) is associated with which type of
vascular access? - Correct Answer dialysis catheter
