Free Certified Hemodialysis Technician Questions and Answers

Question 1

In the US, the following factors are the most typical causes of chronic kidney disease:

Accepted Answer

diabetes

Answer

The most frequent cause of chronic renal failure (CRF) in the US is diabetes mellitus. Future incidence of CRF may increase due to the rise in type 2
diabetes (which affects 90% of diabetic patients) brought on by the obesity epidemic. The most likely cause of diabetic nephropathy is endovascular
injury to the renal arteries. The second most common factor causing CRF is hypertension. The so-called essential type, in which the precise reason is
uncertain, predominates. In the first few years of this decade, kidney failure due to hypertension affected around 27% of dialysis patients. With its
harmful effects, hypertension can also be brought on by renal disease or renal artery stenosis. Among other causes of CRF are glomerular illnesses
polycystic illness, too. Cancer, kidney infections, AIDS, systemic lupus erythematosus, and sickle cell disease are less frequent causes of CRF.

Question 2

Which of the following conditions has the LOWEST CHANCE of being brought on by uremia?

Accepted Answer

urinary tract infection

Answer

Itching, myalgias, dyspnea or edema from fluid retention, skin pallor or yellowish cast, foamy urine (due to protein), and nocturia are some of the
typical symptoms of uremia. Uremia is the term used to describe a constellation of symptoms resulting from kidney failure, with a resulting
buildup of waste products in the circulation (e.g., urea). The nephrotic syndrome is defined as a loss of protein in the urine greater than 3.5 g/d
and may contribute to excessive fluid retention. These symptoms frequently appear gradually, thus it is advised to check on the patient frequently.
Although hemodialysis may lessen uremic symptoms, it only replicates around 15% of normal kidney function. As a result, more frequent and
prolonged if the symptoms continue, hemodialysis can be recommended. Uremia does not induce urinary tract infections; rather, bacteria are introduced.

Question 3

Chronic renal failure is accompanied by ALL OF THE FOLLOWING, EXCEPT:

Accepted Answer

hypoparathyroidism

Answer

Chronic renal failure is characterized by a wide range of blood, protein, and electrolyte abnormalities. Due to recurrent blood loss, iron deficiency,
and decreased erythropoietin secretion by the sick kidney, anemia is a relatively prevalent condition. Inadequate calcitriol impairs calcium
absorption, while insufficient tubular excretion of phosphate causes high phosphate levels. The parathyroid gland is stimulated by a low calcium
level to create more parathyroid hormone, resulting in secondary hyperparathyroidism. Calcium buildup in the heart and blood vessels could
develop from this. These individuals frequently have elevated potassium levels, which could be fatal.

Question 4

How many kidneys are still functioning one year after transplantation?

Accepted Answer

90%

Answer

A common kind of treatment for chronic renal illness is kidney transplantation. In the US, about 15,000 are carried out annually. The kidney
transplant recipient may get a living related donor (such as a spouse or friend) or a cadaver kidney, which is typically from a non-related person
who just passed away. The patient is often matched from the national donor list in the latter scenario. In all situations, blood and tissue type
(human leukocyte antigen) matching is crucial for the survival of the organ in the recipient, and living donors should be in good physical and
mental health. Up to 20 years or longer may pass after a kidney transplant, almost invariably with the use of immunosuppressive medications that
reduce the risk of rejection of disapproval. At one year after surgery, between 89% and 95% of transplanted kidneys are functioning.

Question 5

Which hemodialysis regimen is most likely to be effective?

Accepted Answer

Short daily home hemodialysis, 2–3 hours a session, 5–7 days a week

Answer

The majority of hemodialysis in the US is performed in centers, often over three days and three hours per session. The presence of nurses,
technicians, and other patients gives the patient receiving treatment comfort. However, the time commitment could conflict with job schedules or
childcare responsibilities. Some facilities provide hemodialysis at night while the patient stays overnight. Another option is to perform hemodialysis
at home using dialyzers that are made specifically for this purpose. However, both the patient and their spouse or partner must receive training in
proper technique, standard operating procedures, and an emergency action plan. Home hemodialysis performed at night provides for more time
under treatment and has been demonstrated to alleviate several chronic renal disease symptoms. The most effective timetable is probably the one.
The more recent, shorter daily home hemodialysis schedule—which typically lasts 2-3 hours per session, 5-7 days per week—is probably the most
effective. The first two hours of dialysis are the most effective, and the shorter schedule gives patients more time for work and leisure pursuits.

Certified Hemodialysis Technologist/Technician Exam Practice Test

Certified Hemodialysis Technologist/Technician Exam Practice Test

Free Certified Hemodialysis Technician Questions and Answers