Sagot :
Answer:
As The Balloon At The Bottom Of The Model Was Pulled Down, The Diaphragm Contracts And Moves Down And The Chest Cavity Expands. There Is More Space And Less Pressure Inside The Lungs. When The Diaphragm Contracts, The Air Goes Into The Lungs Or The Inhalation Process Occurs.
Explanation:
pa branliets po
Answer:
As the balloon at the bottom of the model was pulled down, the diaphragm contracts and moves down and the chest cavity expands. When the diaphragm contracts, the air goes into the lungs or the inhalation process.