CCHT practice exam| 238 QUESTIONS| WITH COMPLETE SOLUTIONS
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Course
CCHT
Institution
Kaplan University
AAMI Chemical Analysis of water used for hemodialysis is tested Correct Answer: annually
A dialysis technician observes a drop of blood on the surface of a patient's hemodialysis machine. Which of these actions should the dialysis technician take? Correct Answer: Clean the machine surface imme...
ccht practice exam| 238 questions| with complete solutions
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CCHT practice exam| 238 QUESTIONS| WITH COMPLETE SOLUTIONS
AAMI Chemical Analysis of water used for hemodialysis is tested Correct Answer: annually
A dialysis technician observes a drop of blood on the surface of a patient's hemodialysis
machine. Which of these actions should the dialysis technician take? Correct Answer: Clean the
machine surface immediately
A dialysis technician observes all of the below on the treatment floor, which one poses an
environment risk? Correct Answer: About one ounce (30 ml) fluid is on the floor
A fistula connects Correct Answer: An artery to a vein
A marker used to determine the middle molecule clearance of a dialyzer is Correct Answer:
Vitamin B12
A mixed- bed DI tank contains Correct Answer: Cations and anions
A nephron is made up of Correct Answer: A glomerulus and a tubule system
A patient complains of pain at the venous needle site. The dialysis technician observes there is
swelling distal to the venous needle site and that the venous pressure is rising. The dialysis
technician should suspect Correct Answer: An infiltration
A patient who is to receive their first dialysis treatment is prone to? Correct Answer: Dialysis
Disequilibrium Syndrome
A patient tells the technician that the dietician reviewed high potassium foods with her. During
the conversation she states she routinely eats the following foods. Which one is highest in
potassium? Correct Answer: bananas
A reason why a dialysis technician is to be certified is Correct Answer: It's a new Federal
regulation
A rise in transmembrane pressure in a low flux dialyzer during hemodialysis is indicative of
Correct Answer: Clotting of extracorporeal circuit
A teammate asks you to document the normal saline he just gave to Mr. Smith. You would:
Correct Answer: Never document something that someone else did
A true aneurysm can be dangerous because it Correct Answer: May rupture and cause the
patient to bleed profusely
A patient's laboratory results indicate that the predialysis BUN level was lower than the post
dialysis BUN level. When interpreting these findings the technician should seek the answer to
,which of these questions? Correct Answer: Was the predialysis sample drawn from the venous
port?
A rapid pulse of 104 beats/minute would indicate that the patient has: Correct Answer:
Tachycardia
A patient's dry weight is 154.0 (70kg) and the patient's pre treatment weight is 158.4. (72kg). For
a four- hour treatment, how many mL/ hour must the patient lose to reach dry weight? Correct
Answer: 500
AAMI standards for the total microbial count of dialysate shall not exceed: Correct Answer: 200
CFU/mL
Acceptable interdialytic weight gains are Correct Answer: 3-5% of EDW
According to AAMI the standard level for endotoxins levels is Correct Answer: Less than two
(2) EU/mL
According to the new Conditions for Coverage, all dialysis technicians are to be certified by a
national certifying agency or state specific certification by: Correct Answer: 4/15/2010
Albumin is an important test that tells about the patient's Correct Answer: Nutritional
All of the following are phosphate binders except: Correct Answer: Vitamin B12
All of the following may be signs and symptoms of an infected access except: Correct Answer:
numbness and tingling
Asepsis is defined as Correct Answer: The absence of disease producing organisms
Based on Mrs Smith's total amount of fluid to be removed, what is the ultrafiltration rate per
hour (mL/hr) for her 4 hour treatment? Correct Answer: 1,385 mL/hr
Before a hemodialysis treatment, the technician removes the cap from the fistula needle and
accidentally touches the chair with the tip of the needle. Which of these actions should the
technician take first? Correct Answer: Discard the needle
Dialysate that is too hot will cause Correct Answer: Hemolysis
Dry weight is defined as the Correct Answer: Weight at which the patient has no edema or fluid
in the lungs and BP is normal
During a hemodialysis treatment the technician responds to a low venous pressure alarm. The
most likely cause for this alarm is: Correct Answer: Disconnection of the bloodline
Biohazardous waste includes any material exposed to: Correct Answer: Blood
, Decreasing the patient's prescribed blood flow rate affects the rate of Correct Answer: Diffusion
During a hemodialysis treatment, a patient's venous needle infiltrates. Which of these actions
should the dialysis technician take first? Correct Answer: Stop the pump
Dialysate pH should be: Correct Answer: Between 7.0 and 7.4
During hemodialysis, the air detector on Ms. Foster's machine alarms and foam is visible in the
venous drop chamber. The immediate action of the dialysis technician should be to: Correct
Answer: Clamp the venous line
During predialysis data collection, it would be best for the technician to ask the patient which of
these questions? Correct Answer: How have you been since your last dialysis treatment?
During the hemodialysis treatment, a patient complains of feeling chilled. In addition to getting
the patient a blanket, which of these actions should the technician take? Correct Answer: Take
the patient's temperature
During the set up of a hemodialysis machine, the alarm test for conductivity fails. Which of these
actions should the dialysis technician take? Correct Answer: Notify the equipment technician
ESRD specific tests such as BUN, Creatinine, and URR are Correct Answer: Indicators of the
adequacy of the renal replacement therapy
Excess fluid is forced out of the blood and into the dialysate during dialysis by which principle
Correct Answer: Ultrafiltration
Feed conductivity- product conductivity divided by x 100 is the formula calculation of Correct
Answer: Percent rejection
Fluid to be removed divided by the treatment time tells us Correct Answer: The ultrafiltration
rate
Germicide rebound occurs due to: Correct Answer: Inadequate dialyzer priming
Hives, itching, tightness of the chest and respiratory distress may be signs and symptoms of:
Correct Answer: Anaphylaxis (severe allergic reaction)
Hyperkalemia can lead to Correct Answer: Cardiac arrest
If the extracorporeal circuit clots and it must be discarded, it would be most important to monitor
the patient's serum level of: Correct Answer: Hemoglobin
In reuse, the blood path integrity is tested to Correct Answer: Check dialyzer for total cell
volume
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