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TOPIC: System

System 6 years 11 months ago #1

  • Jamesbond
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System 6 years 11 months ago #2

  • Mr.Forty-Two
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I think its 3. My science is really bad but ...i think i got it
The cells in the blood carry the oxygen/carbon dioxide around from different organ to another to support the whole body .Therefore it should be Muscle Cells -> Bloodstream .
Because its leaving by the nose , it must go through the windpipe before that and not the lungs(Hence the answer is not 1).If it goes through the windpipe, it must also go through the lungs because its connected.
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System 6 years 11 months ago #3

  • Jamesbond
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Thanks a lot. My answer is also 3. Answer given in the answer key was wrong.
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