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Water and waste

Water and waste. SQA questions. Water gain and water loss WYSK. A mammal gains water in f_____ , d______ and c_______ r_______ A mammal loses water in u______, f_______, s______ and b______ Water balance – Water __ = water ____

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Water and waste

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  1. Water and waste SQA questions

  2. Water gain and water loss WYSK • A mammalgains water in f_____ , d______ and c_______ r_______ • A mammal loses water in u______, f_______, s______ and b______ • Water balance – • Water __ = water ____ • In a mammal water balance is achieved by changing the v______ of u_____ produced ood rink hemical eactions rine aeces weat reath in out olume rine

  3. kidney Renal vein ureter Renal artery bladder

  4. The kidneys WYSK egulating • The kidneys are the main organs for r________ the w______ content of a mammal • The kidneys produce u_______ • The kidneys work by f_________ of blood and r___________ of useful materials • The renal a_______ take u_______ blood to the kidneys • The renal v______ takes f_______ blood away from the kidneys ater rine iltration eabsorption rtery nfiltered ein iltered

  5. The u_______ carries urine from the k______ to the b______ • The bladder s_____ urine • Waste products are r_______ in the urine • U_____ is a w______ product removed from the body in the u______ reter idney ladder tores emoved rea aste rine

  6. (b) (e) (c) (a) (d)

  7. glomerulus Bowmans capsule Collecting duct Blood capillary

  8. The nephron WYSK lomerulus • The g________ filters the blood • The glomerularfiltrate is collected by the B_______ C________ • The blood capillaries r________ useful materials such as g_______ and some w_____ • The c________ duct takes u_____ to the u______ • The urine contains the waste u_____ and some w______ owman’s apsule eabsorb lucose ater ollecting rine reter rea ater

  9. Urea WYSK iver cids mino • Urea is made in the l_____ from surplus a______ a______. • Urea is transported to the kidneys in the blood of the r_______ a_____ enal rtery

  10. Kidney failure WYSK • If the kidneys stop working because of a________ or d_________ the body will not be able to • f____ out p________ urea from the blood and this can cause death. • R________ the v_______ of water in the blood and this e_____ water will be r_______ in the body • Kidney failure can be treated by using a t_________ or a kidney m_________ ccident isease ilter oisonous egulate olume xcess etained ransplant achine

  11. Replacement kidneys WYSK ransplant rtificial achine • Kidney failure can be treated by a t_______ or an a_________ kidney ( kidney m_______) • After a transplant a patient can live a m_____ n_______ life (BENEFIT) but will have to take drugs to prevent tissue r_______ (LIMITATION) • On a kidney machine there is no r________ and no need for d_____ (BENEFITS) but the machines are e__________ and kidney dialysis takes a l______ time (LIMITATIONS) ore ormal ejection ejection rugs xpensive ong

  12. ADH and too much waterCREDIT arge • Drinking a l______ volume of water • H_____ level of w_____ in blood • P_______ releases l______ ADH • L_____ water reabsorbed by k_______ • L______ volume of d____ urine produced • W_____ level of blood returns to n______ igh ater ituitary ess ess idneys arge ilute ater ormal

  13. ADH and too little water CREDIT weating • S________ a lot during exercise • L____ level of water in blood • P________ releases m_____ ADH • M_____ water r_________ by kidney • S______ volume of c________ urine produced • Waterlevel of b______ returns to n______ ow ituitary ore ore eabsorbed mall oncentrated lood ormal

  14. Food / eating 6.5L + 3L + 2.8L = 12.3L

  15. urine breathing

  16. The Kidneys water mammal filtering reabsorbing glucose urea

  17. Renal artery ureter Stores urine Glucose / water Faeces / breath / sweat

  18. Renal vein √ urine √

  19. ureter artery glucose reabsorbed

  20. F bladder T T F Renal artery T

  21. Sweating/ salty meal ADH More water reabsorbed small volume concentrated urine

  22. true False – renal artery False – water liver Liver- blood-kidney-ureter-bladder-urethra

  23. C glomerulus D Collecting duct Bowmans capsule capillary

  24. Reabsorbs and transports useful materials e.g. glucose Carries urine to ureter surplus amino acids

  25. C Glomerulus D Bowmans capsule Collecting duct capillary A capillary B Carries urine to ureter

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