Which organ is a part of the respiratory system?
A.
lungs
B.
trachea
C.
ribs
D.
all of the above
Lungs, trachea and ribs are all part of the respiratory system. The answer is all of the above.
Question
Asked 8/30/2013 11:29:41 AM
Updated 8/13/2016 12:16:15 AM
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Edited by
Andrew. [8/13/2016 12:16:14 AM], Confirmed by
Andrew. [8/13/2016 12:16:15 AM]
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