Maintaining water and nitrogen balance in the body Flashcards
1
Q
How is water lost from the body?
A
- When you breath out
- Sweat
- Urinate
2
Q
What do the kidneys do?
A
They control how much water, urea and ions are released. They do this by filtering these substances from your blood and retaining that which you need
3
Q
What is ADH?
A
A hormone produced in the pituitary gland that regulates volume of the urine you excrete
4
Q
What is a nephron?
A
The functional unit of the kidneys where excess water, ions and urea are removed from the blood
5
Q
What is the process of the kidneys?
A
- All glucose, urea, ions and water are removed from the blood (FILTRATION)
- All glucose, and some ions and water are selectivley reabsorbed back into the blood (SELECTIVE REABSORPTION)
- All urea, and excess ions and water are excreted in your urine (EXCRETION)
6
Q
What is kidney dialysis?
A
A temporary medical treatment for kidney failure patients in which blood is removed from their body, filtered and then replaced
