Biology-B5-Kidney Failure 0.0 / 5 ? BiologyHomeostasisGCSEAQA Created by: tonisha_Created on: 29-01-23 14:44 Sometimes the kidneys may not? work efficiently 1 of 32 If left untreated this could lead to a build up of? waste substances in the blood 2 of 32 This could lead to? death 3 of 32 What two ways can kidney failure be treated? kidney dialysis machine kidney transplant 4 of 32 KIDNEY DIALYSIS ------------------ This is where the patients blood will pass over a ? semi permeable membrane 5 of 32 This allows what three substances to pass through? urea ions water 6 of 32 However not _____ molecules such as (2)? larger blood cells proteins 7 of 32 On the other side of the membrane is? dialysis fluid 8 of 32 This contains what? normal concentrations of water and ions 9 of 32 But no? urea 10 of 32 This creates a what? concentration gradient 11 of 32 For the ____ so it _____ from the ____ to the dialysis fluid? for the urea so it diffuses from the blood to the dialysis fluid 12 of 32 The dialysis fluid is constantly? refreshed 13 of 32 So there is always? a large concentration gradient 14 of 32 Some ____ and some ____ may also diffuse through? water ions 15 of 32 Due to this, the concentration of water and ions will? go back to normal 16 of 32 And all the? urea is removed 17 of 32 An advantage of this is that it gives____ to find a _____ ____? gives time to find a donor organ 18 of 32 Disadvantages ------------------ It is very _____ since you may have to do it _____ times a week? inconvenient several times a week 19 of 32 It is also very_____ consuming? time 20 of 32 Since each session can last around how many hours? 3-4 21 of 32 You will need to have a controlled? diet 22 of 32 Can be very? expensive 23 of 32 Kidney Transplant -------------------- This is where a ______ kidney is replaced with a ____ one diseased healthy 24 of 32 It can be donated from someone who is? dead or alive 25 of 32 ADVANTAGES -------------------- It is a very _____ ____ solution? long term 26 of 32 It is _____ that dialysis in the long term? cheaper 27 of 32 The patient will be able to lead? a normal life 28 of 32 DISADVANTAGES ---------------------- Risk of? rejection 29 of 32 Long _____ list? waiting 30 of 32 Not enough? donors 31 of 32 Have to take? anti rejection drugs for the rest of your life 32 of 32
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