The Respiratory System
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Last updated over 7 years ago
3 questions
1
What is the function of the respiratory system?
What is the function of the respiratory system?
1
What is the diaphragm?
What is the diaphragm?
1
Inside each of your lungs there are tubes called bronchi. These branch into even smaller tubes much like the branches of a tree. What are at the ends of these tubes?
Inside each of your lungs there are tubes called bronchi. These branch into even smaller tubes much like the branches of a tree. What are at the ends of these tubes?