Organs of excretion
- Created by: Lottie Hodson
- Created on: 23-04-13 23:13
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- ORGANS OF EXCRETION
- LUNGS
- What is excreted?
- CO
- Water
- Why must it be excreted?
- CO is a poison
- Water helps to lubricate our air ways
- What is excreted?
- KIDNEYS
- What is excreted?
- Urea
- Waste proteins
- Water
- Salt
- Urea
- Why must it be excreted?
- Urea is waste proteins that would poison us
- Water has to dilute the urea
- Balances out salt levels
- What is excreted?
- SKIN
- What is excreted?
- Salt
- Sweat
- Water
- Salt
- Why must it be excreted?
- Water cools us down
- Thermo-regulation
- Water cools us down
- What is excreted?
- LUNGS
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