CCHT practice exam 2023 Questions and Answers 100% Verified AAMI Chemical Analysis of water used for hemodialysis is tested - Correct Answer annually The main difference between an arteriovenous shunt (AVS) and an arteriovenous fistula
(AVF) is an:
AVF is entirely within the arm.AVS is entirely within the arm.AVF is more likely to become clotted or infected AVF requires an external tube. - Correct Answer AVF is entirely within the arm.AVF is more likely to become clotted or infected Which of the following kidney structures connects with and delivers urine directly to the ureter?Pelvis Calyx Glomerulus Cortex - Correct Answer Pelvis The glomerular filtration rate is an important index of renal function and in the normal
adult is approximately:
125 mL/min/1.73 m2.50 mL/min/1.73 m2.75 mL/min/1.73 m2.200 mL/min/1.73 m2. - Correct Answer 125 mL/min/1.73 m2.
All of following conditions are associated with chronic kidney failure EXCEPT:
hypoparathyroidism.low hemoglobin.hyperkalemia.hyperphosphatemia - Correct Answer hypoparathyroidism Uremia may cause which of the following conditions?All of the above Itching Edema (swelling) of the extremities Anemia - Correct Answer All of the above 1 / 3
The most likely cause of post-renal failure is:
benign prostatic hypertrophy.severe dehydration nephrotoxic drug.glomerulonephritis. - Correct Answer benign prostatic hypertrophy
All of the following substances are produced by the kidney EXCEPT:
aldosterone.rennin erythropoietin.calcitriol. - Correct Answer aldosterone 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 2 / 3
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 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
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
- / 3