For this lesson, you'll need to answer the questions below in your books. There are links below the questions that will help, or you can search for information yourself.
1. What part of the blood carries oxygen from the lungs to the muscles?
2. What 2 things do our musces require to make energy? What else do they produce when this happens?
3. Define the word 'diffusion'.
4. Where are alveoli found? How many are there in each adult human (on average)?
5. Draw a simple diagram of the lungs and label the trachea, bronchi and bronchioles.
http://www.fi.edu/learn/heart/blood/red.html Talks about what carries oxygen in the blood.
http://www.oum.ox.ac.uk/thezone/animals/life/excrete.htm Explains how muscles make energy.
http://www.bbc.co.uk/schools/ks3bitesize/science/chemical_material_behaviour/behaviour_of_matter/revise4.shtml Information on diffusion.
http://simple.wikipedia.org/wiki/Alveoli and http://www.maexamhelp.com/id109.htm Information about alveoli.
THis ink will help you answer question 5 - http://www.kscience.co.uk/animations/lungs.htm
Once you're finished, try this link: http://www.neok12.com/quiz/CIRSYS01. Acheivement points for anyone who finishes this!!!
Here is another game - http://msjensen.cehd.umn.edu/webanatomy/timed/36.HTM and one more - http://www.purposegames.com/game/human-respiratory-system-advanced-quiz
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