What does each part of the bunch of grapes model represent, in relation to the breathing system?

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The main stem is the Trachea, the two stem that is connected to the main stem is the Bronchi, the smaller stems that is connected to the two stem is the Bronchioles and the grape/s itself is the Air sacs :)
*are the air sacs (wrong grammar)
sorry

Answers

2014-06-10T18:55:14+08:00
Main stem of grapes - Trachea
Smaller Stems - Bronchi
Smallest Stems - Bronchioles
Grapes - Alveoli
Bunch of Grapes - Lungs
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