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CCHT Exam Part A with complete solutions 2024_2025.
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CCHT Exam Part A with complete solutions 2024_2025.
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CCHT Exam Part A with completesolutions 2024/2025
What are some of the responsibilities and requirements of the medical director of
a dialysis facility? - ANSWER-Being knowledgeable of and responsible for the
integrity of the water treatment system in the facility
Prior to beginning dialysis, what must the physician order include? - ANSWER-
Specific dialyzer, BFR, Duration
To sit for the CCHT-A exam, the tech must have what? - ANSWER-Hold another
national certification such as CCHT, and have worked at least 5,000 hours as a
hemo tech
What abilities are required of a dialysis tech? - ANSWER-Some understanding of
anat/phy and pathophys of CKD, full understanding of the principles of dialysis
and tx complications, math skills
What certification program offers the dialysis tech the most cognitive content
related to water tx principles? - ANSWER-Cert biomedical nephrology technology
What consents are needed for dialysis? - ANSWER-1 for treatment, 1 for access
procedures
If a patient decides to terminate dialysis, what should the staff do? - ANSWER-
Realize it is well within the pts right to choose termination.
Who was the first person to use the term 'dialysis'? - ANSWER-Thomas Graham
, What was the primary anticoagulant used in the first artificial kidney? - ANSWER-
Hirudin
Dr Kolff created the first bio-compatible (rotating drum) dilyzer. What material
was used to construct the hollow tubes? - ANSWER-cellophane
The first AV shunt for CKD was placed... - ANSWER-externally, using Teflon tubes
Which US President signed the bill that allowed Medicare coverage for CKD tx? -
ANSWER-Nixon
In 1989, the FDA approved a drug that diminished the need for blood transfusions
in CKD - ANSWER-Epogen (mircera)
An electrolyte is a substance that dissolves in water to form - ANSWER-Ionized
particles
What happens to a pt is the dialysate contains too much sodium? - ANSWER-
Fluid leaves the cells and they shrivel, the pt will get hypotensive, thirsty and get
a headache
With osmosis, water moves from areas of.. - ANSWER-low concentration to areas
of high concentration of solutes
Buffers minimize the pH changes when an acid or a base is added to a solution.
What is the major plasma buffer in the body? - ANSWER-Bicarbonate
Kidney failure causes retention of hydrogen ions. What is the result? - ANSWER-
Metabolic acidosis
Which of these pt populations has the lowest proportion of body water? -
ANSWER-Adult females
The vasa recta capillaries surrounds the loop of Henle nephrons and play a major
role in... - ANSWER-Concentration of urine as it moves through the tubules
In the formation of urine, what action is occurring in step 2? - ANSWER-Water
and other dissolved substances move from the tubules into the blood in the
peritubular capillaries.
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