Kidneys Flashcards
1
Q
what are the filter units in the kidneys
A
nephrons
2
Q
what causes water etc to be removed out of the blood
A
high pressure
3
Q
what is reabsorbed into the blood
A
sugar
sufficient ions
sufficient water
4
Q
what substances are removed and where to they go
A
urea
excess substances
out the nephron into the bladder
5
Q
what happens if kidneys don’t work properly
A
waste substances build up
6
Q
what do dialysis machines do
A
filter blood
