excretory system
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another word for waste
metabolic
function of the excretory system
removes waste from the blood osmoregulation
osmoregulation
regulation of the water content of the body
metabolism
all the chemical reactions in the body
which reaction produces waste that needs to be removed from the body
metabolic reactions
urine consists of..
water urea uric acid excess salts and water
main processes of excretory system (DEAF)
diffusion excretion absorption filtration
health issues of excretory system KBK
kidney failure bladder infections kidney stones
2 kidneys filter..
around 170-200 liters of blood
how much urine is produced through the kidneys
1.5-2 liters a day
kidney
filters waste and produces urine
ureter
conducts urine to bladder
bladder
temporary stores urine
urethra
conducts urine from bladder to outside of the body
artery
carries blood from rest of the body to the kidneys
vein
carries filtered blood back to rest of body
excretion
removal of waste products from the body
filtration
when useful substances (water and glucose) move across a membrane back into the blood
diffusion
waste products still in the blood move out of the blood