In a lung is there a different reason for one lung being smaller than the other except for because there needs to be

Question: In a lung is there a different reason for one lung being smaller than the other except for because there needs to be space for the heart??
- Keywords:
  lung,
  organ
Asked by zaras123 to Stef on 21 Mar 2013.
- Stefan Piatek answered on 21 Mar 2013:
  
  Hmm great question, I don’t think that there is, from what I know it’s literally just a space issue.
  
  🙂

zaras123 commented on 21 Mar 2013:

Thanks Stef!! Also in the human lungs when you smoke does it block the pipes or……??

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Stef commented on 21 Mar 2013:

It coats the pipes and makes it harder for things to be cleared from the lungs. Loads of other things happen to, it actually changes the lung cells that it comes into contact with (like lung cancer, or just making them angry!) and also makes your fighter cells a little bit strange!

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Question: In a lung is there a different reason for one lung being smaller than the other except for because there needs to be space for the heart??