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The Excretory System

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  • Sweat leaves the body through tiny openings in the skin called pores
    True
  • Blood is carred along these to the kidneys
    the renal arteries
  • The ureters, the bladder and the urethra make up the
    Urinary Tract
  • The bladder pushes the urine here before it leaves the body
    the urethra
  • Cleaned blood returns to the circulatory system along these
    the renal veins
  • The sweat glands take the waste products from the blood
    True - like the kidneys they filter the blood and remove waste salts
  • T or F / You can survive with only one kidney
    True
  • This is where the urine is stored
    the bladder
  • Urine travels down these into the bladder
    the ureters
  • These filter the blood and take out the waste products
    the kidneys
  • T or F / Sweat is one hundred per cent water
    False - mainly water and salts
  • T or F / Sweating eliminates waste products and decreases body temperature
    True
  • The process of removing these waste substances is called
    Excretion
  • Waste products are carried by...
    the blood
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