The Human Kidney Flashcards
1
Q
A healthy kidney produces urine by:
A
- filtering blood
- reabsorbing all the sugar
- reabsorbing dissolved ions
- reabsorbing as much water as needed
- realising urea (excess ions and water in urine).
2
Q
What is urea made by and how?
A
The liver by breakdown of amino acids.
3
Q
How is urea removed from the blood?
A
By the kidney during filtration.
4
Q
Overall, what does the kidney do?
A
It controls the balance of water and mineral ions in the body and gets rid of urea.
5
Q
How many kidneys does the body have?
A
2
