CCHT Practice Exam 147 Questions with Verified Answers
2.0 - CORRECT ANSWER your pt is to recieve 2000 units of heparin. the vial you are using is 1000u/mL of heparin. How many mls will you draw up for this pt?
a
...
CCHT Practice Exam 147 Questions with Verified Answers
2.0 - CORRECT ANSWER your pt is to recieve 2000 units of heparin. the vial you are using is 1000u/mL of heparin. How many mls will you draw up for this pt?
av fistula - CORRECT ANSWER which access has the lowest rate of complications
Tighten all connections - CORRECT ANSWER Which of the following is used to prevent air in the bloodlines?
AAMI - CORRECT ANSWER The organization that sets recommendations for dialyzer resprocessing
Venous needle is against the wall of the vessel - CORRECT ANSWER Which of the following would cause a high venous pressure alarm?
the patient just had surgery yesterday - CORRECT ANSWER Which of the following might indicate a need to decrease the heparin dose?
clotting in the exacorporeal circuit - CORRECT ANSWER may indicate the need to increase heparin
ensuring accurate documentation - CORRECT ANSWER Which of these technician activities contributes to data collection used to measure quality outcomes?
draw a line through the wrong entry, write error, initial and date entry - CORRECT ANSWER how to correct incorrect documentation on a chart
physchomotor - CORRECT ANSWER Mr Jones demonstrates how to wash his access this is an example of which learning principal
milk of magnesia - CORRECT ANSWER Mr. Jones suffers from constipation. He goes to the drug store to buy a laxative. Mr Jones should avoid which medication?
cognitive - CORRECT ANSWER Mr Roberts verbalizes how to hand crand his blood pump in the event of an emergency. This is an example of which learning prinicpal?
notify the nurse - CORRECT ANSWER mrs Pruitts temp is elevated post tx. what should the tech do?
notify the nurse for the need of an assessment - CORRECT ANSWER Mrs smith arrives for dialysis tx with shortness of breath. her pre dialysis weight is 4.7 above last tx. the tech reweighed and verified weight. which action should tech take next/
trendleburg position on the left side - CORRECT ANSWER ms foster complains of shortness of breath. While calling for the rn the tech notices there is air in the expracororeal circuit she should place ms foster in?
air - CORRECT ANSWER one reason the normal saline is used to prime and perform recirc prior to tx is to remove
7.35-7.45 - CORRECT ANSWER normal body pH
time to mature - CORRECT ANSWER One disadvantage of a fistula is an increase in
Poor rotation of sites - CORRECT ANSWER One cause of aneurysms and pseudoaneurysms is
Blood pump has stopped - CORRECT ANSWER The air detector alarms during treatment. If the machine is working properly, the dialysis technician should expect which of these events to have occurred?
Sterilant infusion - CORRECT ANSWER Pain at the venous needle site, along with respiratory difficulty and chest pain could be an indicator of:
hemolysis - CORRECT ANSWER patient exposure to chloramines during the hemolysis tx may cause
hypertension - CORRECT ANSWER one sign and sypmtom of fluid overload
Hypertonic - CORRECT ANSWER solutions that have a higher osmolarity than body fluids
the nurse will get an order to decrease the tw - CORRECT ANSWER sams target weight is 70 kg he arrives for tx today at a weight of 70. he complains of hsorness of breath and you notice his ankels are swollen. you notify the crn. What do you think will b ethe plan for sams tx today?
numbness and tingling - CORRECT ANSWER Symptoms of hyperkalemia (high potassium) may include
at the right time, the right, site, the right order - CORRECT ANSWER the accuracy of lab results depends on the adherance to proper lab draw. You must ensure they are drawn
Dialysis Disequilibrium Syndrome - CORRECT ANSWER Short frequent hemodialysis treatments in patient's with high BUN (blood Urea Nitrogen) are performed to prevent:
an infection - CORRECT ANSWER Prior cannulation a technician notices the skin over the patient's fistula is reddened and warm to touch. These symptoms are most likely due to:
quarterly - CORRECT ANSWER AAMI chemical analysis of water used for dialysis is tested
describe the activities in the immediate environment - CORRECT ANSWER a 58 year old pt who is blind comes to tx with his wife. Which approach should the tech use when interacting with the pt/
Clean the machine surface immediately - CORRECT ANSWER 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?
About one ounce (30 ml) fluid is on the floor - CORRECT ANSWER A dialysis technician observes all of the below on the treatment floor, which one poses an environment risk?
refer the pt to the social worker - CORRECT ANSWER pt tells tech that he is lonely and depressed. what should tech do?
an artery to a vein - CORRECT ANSWER A fistula connects
Vitamin B12 - CORRECT ANSWER a marker used to determine the middle molecule clearance of a dialyzer
cations and anions - CORRECT ANSWER A mixed- bed DI tank contains
a glomerulus and and a tubule system - CORRECT ANSWER A nephron is made up of
An infiltration - CORRECT ANSWER 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
Dialysis Disequilibrium Syndrome - CORRECT ANSWER a pt who is to recieve thier first dialysis tx is prone to
banana - CORRECT ANSWER high potasium food
Bradycardia - CORRECT ANSWER A slow pulse; any pulse rate below 60 beats per minute
it is a cms requirement - CORRECT ANSWER why a tech is to be certified
Clotting in the extracorporeal circuit - CORRECT ANSWER A rise in transmembrane pressure in a low flux dialyzer during hemodialysis is indicative of
Never document something that someone else did - CORRECT ANSWER A teammate asks you to document the normal saline he just gave to Mr. Smith. You would:
May rupture and cause the patient to bleed profusely - CORRECT ANSWER a true aneurysm can be dangerous because
was the post dialysis sample drawn correctly - CORRECT ANSWER a pt lab results indicate that the presidalysis BUN level was lower than the post. when interpreting these findings the tech should seek the answer to which question?
Tachycardia - CORRECT ANSWER rapid heart rate over 100 beats per minute
500 - CORRECT ANSWER a pt target weight is 154.0 (70 kg) and the pt pre tx weight is 72 kg. for a 4 hour tx how many mL/hour must the pt lose to achieve target weight?
Disconnection of the bloodline - CORRECT ANSWER During a hemodialysis treatment the technician responds to a low venous pressure alarm. The most likely cause for this alarm is:
machine was on bypass for 30 min - CORRECT ANSWER during the tx a pt says to the tech 3 hours of time have passed according to the clock but only 2.5 hours of tx have passed according to the machine. what is the problem?
blood - CORRECT ANSWER biohazardous waste includes any material exposed to
diffusion - CORRECT ANSWER decreasing the pt prescribed bfr affects the rate of
stop the blood pump - CORRECT ANSWER during tx the venous needle infiltrates. what is the 1st action to take
call for assistance - CORRECT ANSWER during tx a pt goes into cardiac arrest. the first action of the tech is to
between 6.9 and 7.6 - CORRECT ANSWER dialysis pH
clamp the venous line - CORRECT ANSWER 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:
how have you been since your last dialysis tx - CORRECT ANSWER during pre data collection it would be best for the tech to ask which question
200 CFU/mL - CORRECT ANSWER AAMI standards for the total microbial count of dialysate shall not exceed:
Potassium - CORRECT ANSWER abnormal levels of this electrolyte can cause cardiac arrhythmais
3-5 % of tw - CORRECT ANSWER acceptale interdialytic weight gains are
less than 2 EU/mL - CORRECT ANSWER the AAMI standard for the endotoxin levels in conventional dialysate
nutritional - CORRECT ANSWER albumin is an important test that tells about the pt blank status
renegal, phosLO, tums - CORRECT ANSWER phosphate binders
fever and swelling of the access, redness and warmth, tenderness and drainage - CORRECT ANSWER signs and symptoms of an infected access
absence of disease producing microorganisms - CORRECT ANSWER asepsis
discard the needle - CORRECT ANSWER 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?
hemolysis - CORRECT ANSWER dialysate that is too hot will cause
Weight at which the patient has no edema or fluid in the lungs and BP is normal - CORRECT ANSWER target weight
Take the patient's temperature - CORRECT ANSWER 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?
Notify the equipment technician - CORRECT ANSWER During the set up of a hemodialysis machine, the alarm test for conductivity fails. Which of these actions should the dialysis technician take?
indicators of the adequacy of the renal replacement therapy - CORRECT ANSWER ESRD specific tests such as BUN, creatinine, and URR
Ultrafiltration - CORRECT ANSWER Excess fluid is forced out of the blood and into the dialysate during dialysis by which principle
percent rejection - CORRECT ANSWER Feed conductivity- product conductivity divided by x 100 is the formula calculation of
hypotension - CORRECT ANSWER 15 minutes before the end of tx a pt complains of dizziness and naseau. these symptoms are most likely caused by
Ultrafiltration Rate - CORRECT ANSWER Fluid to be removed divided by the treatment time tells us
Inadequate dialyzer priming - CORRECT ANSWER Germicide rebound occurs due to:
allows only sized particles to pass through - CORRECT ANSWER a semipermiable membrane
5540 mL - CORRECT ANSWER Mrs Smith target wt is 62 kg her pretx weight on monday was 67. the priming saline amount is 240 mL the rinseback is 200 mL fluid form meds is 100 mL and she is not alowed fluids during tx. what is the total amount of fluid weight to be removed during her tx
1385 mL/hour - CORRECT ANSWER based on mrs smiths total amound of fluid to be removed what is the ultrafiltration rate per hour for her 4 hour tx
Anaphylaxis - CORRECT ANSWER hives, itching, tightness of the chest, and respiratory distress may be signs and symptoms of
cardiac arrest - CORRECT ANSWER hyperkalemia can lead to
immuniosuppressive medication - CORRECT ANSWER if a pt develops an infection post transplant the largest contributing factor would most likely be
Hemoglobin - CORRECT ANSWER if the extracorporeal circuit clots and it must be discarded it would be most important to monitor the pt serum level of
Check dialyzer for total cell volume - CORRECT ANSWER during dialyzer reprocessing the blood compartment is tested to
using gloves when touching the machine - CORRECT ANSWER infection control protocols for dialysis equipment should include
intradermal - CORRECT ANSWER lidocaine is administered
Higher hospitalization and death rates - CORRECT ANSWER Low albumin levels in the dialysis patient have been linked with:
Digoxin - CORRECT ANSWER a medication that dialyzes off easily
Kt/V - CORRECT ANSWER a means of measuring the adequacy of dialysis (i.e., a way to determine whether the patient is dialyzing long enough or often enough to remove sufficient waste and excess fluid from the body); target Kt/V values in the Conditions for Coverage are 1.2 for hemodialysis and a weekly Kt/V of at least 1.7 for peritoneal dialysis
Bicarbonate - CORRECT ANSWER component in dialysis that is used to correct metabolic acidosis
kinking of the venous blood lines - CORRECT ANSWER likely cause of a high vp
hemoglobin and hemocrit - CORRECT ANSWER lab tests used to monitor anemia
cognitive - CORRECT ANSWER learning domain that is knowlege based
enlargement of veins - CORRECT ANSWER desired outcome when a pt performs fistula exercises
icecream - CORRECT ANSWER high phosporus food
0.9% normal saline - CORRECT ANSWER used for fluid replacement during tx
lack of appetite, itching, decreased ability to concentrate - CORRECT ANSWER symptoms of uremia
removing too much fluid - CORRECT ANSWER Which of the following is a cause of hypotension during and after dialysis treatments?
dialysis quality water - CORRECT ANSWER what is considered to be safe water for dialysis
large needle - CORRECT ANSWER smaller number
Using a bath that will provide a greater concentration gradient - CORRECT ANSWER action that would increase diffusion during dialysis
urea - CORRECT ANSWER diffuses from a pt blood during dialysis
hand hygiene - CORRECT ANSWER Most important and effective means of preventing the spread of infection and antibiotic-resistant microorganisms
Affective - CORRECT ANSWER behavioral based learning
2.0 inches apart - CORRECT ANSWER When cannulating. The tips of the needles should be at least
hypertension and cramping - CORRECT ANSWER a symptom that would indicate the need to increase the target weight
1-1.5 liters/day - CORRECT ANSWER the ususual fluid allowance for a pt with kidney failure
154 - CORRECT ANSWER 70 kg in pounds
AAMI - CORRECT ANSWER sets the standards for dialysis quality water
PERFORMANCE OF DIALYZER - CORRECT ANSWER is a measurement of the total cell volume(tcv) is being used.
before each pt shift and every 4 hours - CORRECT ANSWER total chlorine levels in the water are tested
increase the rate of waste removal - CORRECT ANSWER the purpose of using counter current flow
osmosis - CORRECT ANSWER water moves across a membrane from an area of lower solute concentration to an area of highter solute concentration by which principal
Operates in the principle of ion exchange - CORRECT ANSWER water softener
80% - CORRECT ANSWER the tcv of a reuse dialyzer should be no less than what percent of the original starting volume
Edema and shortness of breath - CORRECT ANSWER What are the typical signs of fluid overload
(b) 1000 U/mL - CORRECT ANSWER the usual heparin sodium concentration for anticoagulation during dialysis
a thrill - CORRECT ANSWER to determine the patency of an av access the tech should feel for the presence of a
transmembrane pressure - CORRECT ANSWER Ultrafiltration is influenced by
Diffusion - CORRECT ANSWER waste products are removed during dialysis by which principal
calcium and magnesium - CORRECT ANSWER Water softeners remove _______ & ___________ from water.
residual germicide - CORRECT ANSWER the reprocessed dialyzer is carefully rinsed to remove
Endotoxin - CORRECT ANSWER the part of the cell wall of bacteria that when released can cause fever in dialysis patients
should be placed antegrade - CORRECT ANSWER the venous needle in an av fistula
transmembrane pressure - CORRECT ANSWER The pressure across the dialyzer membrane.
alum - CORRECT ANSWER the substance that can be added to municipal drinking water to make it clearer
Epogen - CORRECT ANSWER the medication used to treat anemia
staff - CORRECT ANSWER the most important monitor in the dialysis setting
blood lines and the dialyzer - CORRECT ANSWER the extracorporeal circuit
12-20 breaths per minute - CORRECT ANSWER normal adult respiratory rate
hyperglycemia - CORRECT ANSWER the dextrose used in the dialysate for peritoneal dialysis can cause
diabetes - CORRECT ANSWER the leading cause of chronic kidney disease in adults in the US is
KDOQI - CORRECT ANSWER the organization that has the goal to improve the care and outcomes of all individuals with kidney disease
reinforce educational information provided - CORRECT ANSWER the dialysis tech role in pt education
Performing hand hygiene - CORRECT ANSWER the most important intervention to prevent the spread of infection
Osmosis - CORRECT ANSWER the movement of fluid from the tissues toward a higher concentration of sodium in the blood
nephron - CORRECT ANSWER functional unit of the kidney
listening with a stethoscope - CORRECT ANSWER The bruit in a Av fistula or graft is detected by
65% - CORRECT ANSWER the national standard based on KDOQI guidlines for the urea reduction rate is a ration greater than
patient - CORRECT ANSWER the most important person in the pt care team
zemplar - CORRECT ANSWER The medication used to improve calcium absorption is:
let the pt show you after the tx - CORRECT ANSWER how do you know if a pt can safely disconnect themselves in an emergency
the amount of time the peritoneal fluid remains in the abdomen - CORRECT ANSWER dwell time in peritoneal dialysis is defined as
the total electrical charge of a solution - CORRECT ANSWER dialysate conductivity measures
the two components of the dialyzer - CORRECT ANSWER blood and the dialysate
there is a shortage of available kidney donors - CORRECT ANSWER true statement about kidney transplants
[Show More]
