Answers

2016-06-18T13:53:03+08:00
Please...paki tanong ng maayos...baka wrong grammar po yata :D
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2016-06-18T13:55:30+08:00
The two straw openings is the nose while the straw is the nasal passage. The two smaller balloons are the lungs and the bigger balloon at the bottom is the diaphragm.
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