FREE Dialysis Equipment Operation Questions and Answers

Question 1

What is the primary function of a dialysis machine?

Accepted Answer

To filter blood and remove waste

Answer

The primary function of a dialysis machine is to act as an artificial kidney for patients with end-stage renal disease. It filters the patient's blood to remove excess fluid, waste products (like urea, creatinine, and potassium), and toxins that their own kidneys can no longer eliminate. This process helps to maintain the body's chemical balance and prevent life-threatening complications.

Question 2

Which component of the dialysis machine is responsible for controlling the flow of blood through the dialyzer?

Accepted Answer

Blood pump

Answer

The blood pump is the component of the dialysis machine responsible for drawing the patient's blood from their vascular access and propelling it through the extracorporeal circuit, including the dialyzer. It ensures a consistent and controlled flow rate, which is essential for efficient waste removal and fluid management during the dialysis treatment. Without the blood pump, blood would not circulate through the system.

Question 3

What is the purpose of the dialyzer in the dialysis machine?

Accepted Answer

To remove toxins and fluid from blood

Answer

The dialyzer, often referred to as the artificial kidney, is the core component where the actual purification of blood takes place. It contains a semi-permeable membrane that allows waste products and excess fluid to pass from the patient's blood into the dialysate solution, while retaining essential blood cells and proteins. This process mimics the natural filtering function of healthy kidneys.

Question 4

Which of the following is an important step before starting dialysis?

Accepted Answer

All of the above

Answer

Before starting dialysis, it is crucial to perform a comprehensive safety check to ensure patient safety and effective treatment. Verifying the patient's weight is essential for accurate ultrafiltration goals, checking for leaks in the circuit prevents blood loss and contamination, and ensuring air detectors are functioning properly prevents life-threatening air embolisms. All these steps are vital for a safe and successful dialysis session.

Question 5

What should you do if there is a blood leak detected during dialysis?

Accepted Answer

Stop dialysis and check for leaks

Answer

If a blood leak is detected during dialysis, it indicates a breach in the integrity of the extracorporeal circuit, which can lead to blood loss, contamination, or exposure to dialysate. The immediate and correct action is to stop dialysis to prevent further complications and thoroughly investigate the source of the leak. Continuing treatment or increasing blood flow would be dangerous and could exacerbate the problem.

CCHT - Certified Clinical Hemodialysis Technician Practice Test

CCHT - Certified Clinical Hemodialysis Technician Practice Test

FREE Dialysis Equipment Operation Questions and Answers