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CCHT Practice 2023 Questions and Answers (Verified Answers)
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CCHT Practice 2023 Questions and Answers (Verified Answers) CCHT Practice 2023 Questions and Answers (Verified Answers)
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CCHT Practice 2023 Questions and Answers(Verified Answers)
1. which of the following terms indicates a solution that has the same
con- centration of solutes as blood?✔✔✔ isotonic
2. a patient's potassium levels has been running high between dialysis
treat- ment, 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?-
✔✔✔ bananas
3. during osmosis, which of the following movements takes place?
✔✔✔ fluid moves from an area of lower concentration to higher.
4. 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.✔✔✔ - state that patient information cannot be divulged
,5. if a hematoma forms at the access site where a needle infiltrated, the
usual intervention is to apply✔✔✔ cold compresses
6. which of the following actions by a patient increases the risk of blood
clots in a venous access?✔✔✔ wearing a top with very tight- fitting long
sleeves
7. 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✔✔✔ politely decline the tip
8. which of the following statements by a hemodialysis patient suggests
that the patient needs more education?✔✔✔ i should stay on a low
protein diet.
9. the inner part of the kidney is the✔✔✔ medulla
10.a nephron is comprised of a glomerulus and a✔✔✔ tubule
,11.how much urine does a patient with healthy kidneys usually excrete in
24 hours?✔✔✔ 1000 to 2000mL
12.when removing soiled gloves, the first glove removed should be.✔✔✔
grasped in the opposite gloved hand
13.which of the following hormones is produced by the kidneys?✔✔✔
erythropoi- etin
14.at which stages of chronic kidney disease should a patient being
dialy- sis?✔✔✔ 5
15.which of the following is a genetic disorder that can lead to
kidney failure?✔✔✔ polycystic kidney disease
16.which of the following complains by a patient may be an indication
of uremia?✔✔✔ itching
,17.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✔✔✔ left hand
18. when setting up hemodialysis equipment, the four thing that need to
be checked are [ 1 ] dialysate, [ 2] extracorporeal circuit, [ 3] dialyzer and, [
4]✔✔✔ machine alarm
19.generally, the optimal dialysate flow rate for hemodialysis should
be✔✔✔ 1.5 to 2 times the blood flow rate
20.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
21.under what circumstances can needle be reused for hemodialysis?
✔✔✔ un- der no circumstances
22.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
,23.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.
24.a patient has been advised to avoid foods high in phosphorus. food
that the patient should be advised to limit include.✔✔✔ dairy products
25.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
26.which of the following ethnic group is most at risk for development
of kidney failure?✔✔✔ african American
27.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
28.with buttonhole tracts, the technician should apply pressure as the
nee- dle are removed and then for✔✔✔ 5 to 10 minutes
,29.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
30. 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
31.with buttonhole access sites, what should the technician do to prevent
'' hubbing " ?✔✔✔ leave 1/16 th to 1/8 inch of the needle exposed
32.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.
33.what is the most important factor in preventing exsanguination
from dialysis line separation?✔✔✔ access site visible
34.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
35.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
36.the amount of dialysis that a hemodialysis patient is prescribed is
, based on the removal of✔✔✔ urea
37.maturation of a prosthetic arteriovenous graft usually takes✔✔✔ 3 to 6
weeks
38.the purpose of the negative germicide test is to ensure that✔✔✔
the re- processed dialyzer is free of germicides
39.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
40.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
41.the greatest risk of bacteremia (infection in the blood) is associated
with which type of vascular access?✔✔✔ dialysis catheter
42.the external surface of the hemodialysis machine should be cleaned
and disinfected at least.✔✔✔ after every patient
43.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 )
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