logging in or signing up HUMAN EXCRETION nandakishoreup Download Post to : URL : Related Presentations : Let's Connect Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 1033 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: August 17, 2012 This Presentation is Public Favorites: 0 Presentation Description GOOD Comments Posting comment... Premium member Presentation Transcript PowerPoint Presentation: WELCOMEPowerPoint presentation on excretory system: PowerPoint presentation on excretory systemHuman Excretion: Human Excretion Like other animals humans have a system that excretes Nitrogen wastes as Urea, salt, and water EXCRETORY SYSTEM : Kidneys, ureter , urethra, and bladder Functions of Kidneys - remove waste products from blood - maintain blood pH - control water content of bloodNephrons: Nephrons Your kidneys are composed of 1 million cells called Nephrons . These long coiled tubes are where the blood is actually filtered and urine is producedWORKING OF KIDNEY: WORKING OF KIDNEY Blood enters kidneys from renal artery Blood is filtered by passing through millions of nephrons Wastes pass through ureter to the bladder as urine Clean blood returns to body through renal vein Bladder stores urine and passes urine out of the body through the urethraFORMATION OF URINE: FORMATION OF URINEMOST EFFICIENT KIDNEYS: MOST EFFICIENT KIDNEYS Desert animals must be able to conserve moisture Most terrestrial animals must drink fresh water often; however the kangaroo rat does not need to drink water very often – its kidneys absorb every little drop of waterKidney Failure: Kidney Failure If renal failure occurs, people must get their blood filtered through Dialysis.GOUT: GOUT Is a disease where the human body accumulates Uric acid in the joints. Heredity, alcohol & kidney failure lead to this problem.PowerPoint Presentation: Kidney StonePowerPoint Presentation: MADE BY:- GROUP 4 CLASS:- 10 A You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.