the following are reasons why carbon dioxide released as waste when we breathe out or exhale except______.
a. The diaphragm muscle relaxes and returns its original place together with the ribs.
b. Chest cavity returns to its original size.
c. There is now greater space and lesser air pressure inside the lungs.
d. It pushes the air outside where there is lower air pressure.
a. The diaphragm muscle relaxes and returns its original place together with the ribs.
b. Chest cavity returns to its original size.
c. There is now greater space and lesser air pressure inside the lungs.
d. It pushes the air outside where there is lower air pressure.
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Answer:
B. Chest cavity returns to its original size.