Davita PCT Final Exam Study
Guide 2023 (Module 1)
questions with complete
verified solutions
What is ultrafiltration? - answer Involves any fluid being pushed
(e.g. through the dialyzer or squeezing a sponge)
What is convection? - answer Solutes being dragged through the
dialyzer along with fluids
What is diffusion? - answer Particles moving from HIGH
concentration to low concentration (e.g. tea bag)
What is osmosis? - answer Fluid from LOW concentration to high
concentration
What are the kidney's 3 excretory functions? - answer 1. Normalize
electrolytes
2. Remove waste
3. Fluid and acid base balance
How do we replace normal excretory kidney functions? - answer By
normalizing electrolytes and providing fluid balance through
ultrafiltration
What is the function of the acid concentrate? - answer Provides the
concentration gradient for diffusion and helps normalize
electrolytes
, What is the function of bicarbonate (in the dialysate)? - answer
Buffers the acid concentrate
What is the function of bicarbonate (in the patient's blood)? -
answer It normalizes body pH
What are signs and symptoms of Hyperkalemia? (Too much
potassium) - answer 1. Extreme muscle weakness
2. Abnormal heart rhythm
3. Possible cardiac arrest
What are the signs and symptoms of Hypokalemia? (Too little
potassium) - answer 1. Fatigue
2. Muscle weakness
3. Paralysis
4. Respiratory failure
5. Cardiac instability
6. Arrhythmias
7. Cardiac arrest
What are the kidney's endocrine functions? - answer 1. Renin
secretion
2. Erythropoietin secretion
3. Vitamin D activation
How do we replace normal endocrine kidney functions? - answer
Medications
How much of normal kidney function is replaced by HD? - answer
15%
Guide 2023 (Module 1)
questions with complete
verified solutions
What is ultrafiltration? - answer Involves any fluid being pushed
(e.g. through the dialyzer or squeezing a sponge)
What is convection? - answer Solutes being dragged through the
dialyzer along with fluids
What is diffusion? - answer Particles moving from HIGH
concentration to low concentration (e.g. tea bag)
What is osmosis? - answer Fluid from LOW concentration to high
concentration
What are the kidney's 3 excretory functions? - answer 1. Normalize
electrolytes
2. Remove waste
3. Fluid and acid base balance
How do we replace normal excretory kidney functions? - answer By
normalizing electrolytes and providing fluid balance through
ultrafiltration
What is the function of the acid concentrate? - answer Provides the
concentration gradient for diffusion and helps normalize
electrolytes
, What is the function of bicarbonate (in the dialysate)? - answer
Buffers the acid concentrate
What is the function of bicarbonate (in the patient's blood)? -
answer It normalizes body pH
What are signs and symptoms of Hyperkalemia? (Too much
potassium) - answer 1. Extreme muscle weakness
2. Abnormal heart rhythm
3. Possible cardiac arrest
What are the signs and symptoms of Hypokalemia? (Too little
potassium) - answer 1. Fatigue
2. Muscle weakness
3. Paralysis
4. Respiratory failure
5. Cardiac instability
6. Arrhythmias
7. Cardiac arrest
What are the kidney's endocrine functions? - answer 1. Renin
secretion
2. Erythropoietin secretion
3. Vitamin D activation
How do we replace normal endocrine kidney functions? - answer
Medications
How much of normal kidney function is replaced by HD? - answer
15%
