Dialysis machines & kidney transplants (Edexcel GCSE Biology): Flashcards
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Kidney failure definition
Kidney failure definition
Kidneys can't filter waste like urea from blood, causing dangerous toxin buildup
Two main treatments for kidney failure
Two main treatments for kidney failure
Kidney dialysis and kidney transplants
Dialysis function
Dialysis function
Acts as artificial kidney, filtering waste products from blood
Type of membrane in dialysis machine
Type of membrane in dialysis machine
Partially permeable membrane
What dialysis removes from blood
What dialysis removes from blood
Urea, excess salts, and waste
Mechanism of waste removal in dialysis
Mechanism of waste removal in dialysis
Diffusion
Frequency of dialysis sessions
Frequency of dialysis sessions
Several times a week
Duration of each dialysis session
Duration of each dialysis session
Several hours
Does dialysis cure kidney failure
Does dialysis cure kidney failure
No - patients may need it for life unless they get a transplant
Kidney transplant definition
Kidney transplant definition
Replacing failed kidney with healthy donor kidney
Sources of donor kidneys
Sources of donor kidneys
Living relative or deceased donor
Drugs needed after kidney transplant
Drugs needed after kidney transplant
Immunosuppressive drugs for life (to prevent rejection)