The mammal excretory system Animal biologyThe mammal excretory system 0.0 / 5 ? Applied SciencebiologyBTEC NationalNone Created by: hannahcouplandCreated on: 07-01-21 15:34 What are the uters? Two tubes which carry urine from the kidneys to the bladder 1 of 16 what is the bladders purpose? Stores urine before it is removed from the body 2 of 16 what allows the passing of urine from the bladder and out of the body? The urethra 3 of 16 what does the excretory system consist of? kidneys Bladder ureters urethra 4 of 16 What is the purpose of the excretory system? To filter the blood to remove waste products 5 of 16 why is the excretory important The build up of products is toxic 6 of 16 Animals remove ammonia in the form of what? Urea 7 of 16 why does the removal of ammonia require water to allow it to be excreted from the body 8 of 16 What do the kidneys do in waste removal? Nephrons in the kidneys allow ultrafiltration of the blood and it is where urine is produced 9 of 16 Name 3 features of the kidney Collecting duct renal artery renal vein ureter nephron cortex renal pelvis medulla 10 of 16 name two features of the excretory system Ureters kidneys urethra bladder 11 of 16 where does ultrafiltration occur? the renal capsule 12 of 16 what is ultrafiltration? removal of substances from the blood 13 of 16 what is selective reabsorption? reabsorbing the substances that the body needs 14 of 16 what is urine formation? Substances which are not reabsorbed travel as urine along the nephron to the collecting ducts where the waste travels to the bladder 15 of 16 what is osmoregulation? The process where the body water content is controlled by the kidneys 16 of 16
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