1 / 28

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 ____

bardia
Télécharger la présentation

Water and waste

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  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

More Related