Flashcards
The Breathing System
Cards in this deck (14)
- 1What are the functions of the breathing system?*To take in oxygen gas
* To excrete carbon dioxide gas
* To excrete water vapour - 2What is external respiration?External Respiration is a physical process that transfers gases between the body and the outside world.
- 3When taking in a breath. What happens?*The diaphram pulls downwards. *The rib cage expands
- 4What are the parts of the breathing system?Larynx, Trachea, Lungs, Broncus, Bronchiole, Alveoli, Intercostal Muscles, Ribcage, Diaphram, Rings of Cartilage
- 5Whats the name given to the tiny blood vessels that cover the outside of the Alveoli?Capillaries
- 6Gases such as oxygen and carbon dioxide pass through the capillaries by a process called _______Diffusion
- 7What % of Oxygen do we breathe in?21%
- 8What % of Carbon dioxide to we breathe in?0.03%
- 9What % of oxygen do we breathe out?16%
- 10What % of Carbon dioxide do we breathe out?4%
- 11Some harmless effects of smoking;Lung cancer, bad nails and teeth, bad breath, throat cancer, asthma and bronchitis get worse.
- 12What is breathing also known as?External Respirtation
- 13Oxygen gas leaves the alveoli and enters the bloodsteamCarbon dioxide gas leaves the bloodstream and enters the alveoli.
- 14This swapping of gas is called ______ ____________Gaseous Exchange
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- honours Science Flashcards on The Breathing System, created by lalalucy13 on 02/04/2014.
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- lalalucy13
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