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Dialysis
| Question | Answer |
|---|---|
| What is the function of a dialysis machine? | To remover urea and excess salts and water from the blood |
| What is the structure and function of the dialysis machine? | It is partially permeable with pores which allows glucose, salts, water, urea and amino acids to pass through |
| How does the blood and dialysis fluid flowing in different direction help the process? | It helps maintain a concentration gradient along a whole length of dialysis membrane |
| why does the dialysis fluid need to be changed regularly? | to maintain a concentration gradient of urea |
| What doesnt move into the dialysis fluid and why? | Red blood cells and large proteins because they are too big to fit through the pores |