Davita Final exam Practice Test questions and
answers 2026\2027 A+ Grade
During a power failure, prior to returning the patients blood and preforming the hand crank procedure
you should remove the venous blood line from
A. The patients venous access
B. The air detector clamp
C. The blood pump rotor
D. The drain bucket
- correct answer B. The air detector clamp
Which of the following factors would decrease the K of the Kt/V formula?
A. Increased blood flow rate
B. Patient receiving full treatment time
C. Correct dialyzer
D. Inadequate anticoagulation
- correct answer D. Inadequate anticoagulation
Convection is defined as:
A. Particles move from an area of higher solute conc to an area of lower solute con
B. Solutes and fluid are dragged across the semipermeable membrane
C. Controlled fluid removal by manipulation of hydrostatic pressure
D. Fluid moves from an area of lower solute con to an area of higher solute conc
- correct answer B. Solutes and fluid are dragged across the semipermeable membrane
, What is the appropriate blood flow rate of 15 gauged needle per DaVita
policy?
A. 150-250 ml/min
B. 250-350 ml/min
C. 350-450 ml/min
D. >450 ml/min
- correct answer C. 350-450 ml/min
What 2 things assist in replacing fluid removed and prevent clotting during recirculation of blood in the
extracorporeal circuit during treatment interruption?
A. Saline and heparin
B. Dialysate and saline
C. Heparin and Cathflow Activase
D. Saline and Cathflow Activase
- correct answer A. Saline and heparin
The sign that numbing had taken effect and it is time to stop spraying topical anesthetic on the vascular
access cannulation site is when?
A. You observe frosting of the skin
B. You observe reddening of the skin
C. You observe blanching of the skin
D. You observe cyanosis of the skin
- correct answer C. You observe blanching of the skin
The most common cause of bacterial bloodstream infection in dialysis patients is:
answers 2026\2027 A+ Grade
During a power failure, prior to returning the patients blood and preforming the hand crank procedure
you should remove the venous blood line from
A. The patients venous access
B. The air detector clamp
C. The blood pump rotor
D. The drain bucket
- correct answer B. The air detector clamp
Which of the following factors would decrease the K of the Kt/V formula?
A. Increased blood flow rate
B. Patient receiving full treatment time
C. Correct dialyzer
D. Inadequate anticoagulation
- correct answer D. Inadequate anticoagulation
Convection is defined as:
A. Particles move from an area of higher solute conc to an area of lower solute con
B. Solutes and fluid are dragged across the semipermeable membrane
C. Controlled fluid removal by manipulation of hydrostatic pressure
D. Fluid moves from an area of lower solute con to an area of higher solute conc
- correct answer B. Solutes and fluid are dragged across the semipermeable membrane
, What is the appropriate blood flow rate of 15 gauged needle per DaVita
policy?
A. 150-250 ml/min
B. 250-350 ml/min
C. 350-450 ml/min
D. >450 ml/min
- correct answer C. 350-450 ml/min
What 2 things assist in replacing fluid removed and prevent clotting during recirculation of blood in the
extracorporeal circuit during treatment interruption?
A. Saline and heparin
B. Dialysate and saline
C. Heparin and Cathflow Activase
D. Saline and Cathflow Activase
- correct answer A. Saline and heparin
The sign that numbing had taken effect and it is time to stop spraying topical anesthetic on the vascular
access cannulation site is when?
A. You observe frosting of the skin
B. You observe reddening of the skin
C. You observe blanching of the skin
D. You observe cyanosis of the skin
- correct answer C. You observe blanching of the skin
The most common cause of bacterial bloodstream infection in dialysis patients is:
